This will be like trying to support a loadbearing wall on a folding steel rule. qwas123 Screwfix Select. PFC Plates - Galvanised Steel. Don't use a disc cutter: you will fill the house with dust in nothing flat and SWMBO will get seriously stressed. OP you're overthinking. CLEARANCE. If the screw is extremely tight to wind in, it maybe to large for the pilot hole and could snap if this is the case. You could almost certainly neatly cut out the horizontal row of bricks immediately above your proposed door frame using your saw so's you can slip your lintel straight in (with a min 150mm overlap at each end - I think. I thought padstones were supposed to be slate or metal! Mr. the other dimensions of it was 100*65, would this be strong enough. Abrickie Screwfix Select. Notnowvicar, Feb 23, 2023. from $586 12 from. But guess main question is does it matter, is there a gap above where the frame of the doors will go, with a metal lintel like that was expecting it to be dead flat especially as second storey still to go: Easier to see in this picture, if I put a long level over at front then rocks on the bend although quite hard to see in picture:Order online at Screwfix. All the repair would be done from the inside. J. #6. Next day pack gap with slate and remove acrow. Builders Metalwork. Build up the right hand wall to support the lintel then cut away the excess on the left. Screwfix Community Forum. Write a review. Ian Dingwall New Member. 6m and 1x for some french doors opposite wall to the garage door at 2. Mr GrimNasty Active Member. It's not just a question of replacing the lintel either. 2 = 2kN/m run of lintel so provided the lintel you are proposing quotes a Safe Working Load greater than this then all is good. CGN, Oct 8, 2015. Any ordinary DG plastic frame will do because The new window will not be supporting anything. I have used 10 mm x 100 mm frame screws made by rawlplug. (79 products) Builders metalwork consists of a number of metal products essential to a wide range of construction projects. Density of thermalite block say 730kg /m3 (depends on specific block used), hence 110kg /m2 for 150mm thick block. Think it's going to be fine for many years. Screwfix Community Forum. I am putting some blinds up and need to drill into a solid steel lintel. Would a 100 x 65 lintel be sufficient given that there is very little weight above or should I go bigger. Hi all, I'm moving a door opening 350mm to one side and need to know what lintel to use, the current door way was put in years ago to access the garage and goes through light block wall, above it is 1 and 12 light block which support 3. What is involved in changing the lintel if necessary. If you were to remove the plaster vertically, you will come across the actual lintel, which will be wider. 8m opening with a 65mm lintel is capable of 1. I got 4 painted steel lintels replaced at my house with galvanised ones. The lintel actually sits partially inside the box so it needs to come out, remember this when you get the lintel and when fitting it. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. Sabrefix Gallows Brackets Galvanised Hot Dipped 490mm x 50mm 2 Pack. 0. stevie22 Screwfix Select. I managed to buy 2700mm long, 100mm by 150mm concrete lintels from my local builders merchant for my garage doors. A stone head will be sit above and in front of the sash window. Pick a joint line and follow that. Discussion in 'Builders' Talk' started by Pawr, Apr 29, 2017. Steve, just so you know the theory of the concrete lintel. What lintel could I put in and how could it be fixed? My only though was to bolt a 102 H column to each of the existing end columns and then span it with a better lintel. However, this is structural engineer's calculation, building inspector is happy with it. when you open the door. Just buy a small cheap one if you don't have one. 5-5 mm. No no handy A bit like a standard brick, but a bit more of a hard bar steward! Compo on top of your lintel. 7m above the sewer then assuming the lines of influence spreadout at 45 degrees then a 3. This would then tie the 2 together. 1. A standard brick is 102mm wide. Also some types of lintels should be propped until the brickwork has gone off to stopping twisting and bending. 7kn/m run. However, there is no bowing of the lintel above the window or any issues with the external masonry. Compare. 2/ mortar up the 2 end bearings drop the lintel onto these then backfill the upper surface. Although I asked the builder, when building the shoulder for the new lintel to use the standard 'brick tie in method' (brick, half brick, brick, etc. 5kn per sq metre. You won't lose any internal floor area and having the thermal mass (ie brick wall and concrete slab) inside the insulation will make a big difference. It is supposed to allow you to replace lintels and even put in steels without having to pin and prop. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. Home Forums > Screwfix Community Forum > Builders' Talk > lintel above window. The hole i want to make is 18 inch wide x 25 inch high in the inner leaf blockwork. It's a source of noise and draught but not sure how and if it should be covered. Begin by drilling a shallow hole on low power before increasing the speed and engaging the hammer feature. Choose from top trade brands. Allow to set before then cutting and removing the space below. FREE next day delivery available, free collection in 1. The interior already has a concrete lintel in. Acrow into place. get a longer curtain rail and a length of 22mm (or whatever the metric size is) x 125mm redwood. Build up the right hand wall to support the lintel then cut away the excess on the left. Busterhymen Active Member. The doorways have four runs of blockwork (not the aerated sort) above them in a bungalow. VAT) Supreme Prestressed Textured Concrete Lintel 100 x 100 x 1050 S10. ChrisLong Member. from $393 62 from. Morning, Any suggestions for fitting brackets where a lintel is in place? I am touching the steel after 15, 20mm. Afternoon all I’m about to put a single skin lintel in above a window before putting patio doors in. Use either lintel or angle iron between brackets. There is a very small area of the wooden lintel that seems damp and soft (see the left of. HandyAndy - Really. Chang New Member. Break out the lintel with a kango in pieces. 8m to 2. Thermal block has cracked diagonally starting from the end of the lintel, both towards the window opening and away from it, and has crumbled away in places. From the outside the lintel looks entirely intact but obviously the inside could have rusted and failed and be pushing outwards. Hi, I'm a building a garden room out of 3 x2 cls c24. Many thanks - JED. when i removed the old timber frame patio doors i noticed that there didn't appear to be a lintel on the outer brick wall, only a concrete one on the inner block wall. It'll be ridiculously heavy. Yes, you need a lintel even though it’s only for 6 bricks and you also really needed it signed off by building control either via the fensa scheme or a BCO. Morning, I need to buy a. " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Rebar is just steel, so any metal drilling bit should be fine. All the same to me '. Here are the pictures. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel. Wall fillers and flexible fillers create a clean smooth and professional finish. don't think i gave you enough detail it is a cosmetic repair not a failed lintel wood not dream of trying to repair a failed lintel. Without doing research into current regulations, based on my experience alone I’d suggest you will definitely need a 600mm lintel and with a cavity tray and weep vents above. . The attached photos will explain it better than I can. Nowadays they are often pre-stressed in the neutral plane. #2. Discussion in 'Builders' Talk' started by Jugs69, May 30, 2020. Drill Bits. stuart44, Severntrent and CGN like this. if the 47kN lintel is up to its capacity and spanned say 3m. A new HSS bit should easily carve through a lintel without problem. 60. Joe1985 Guest. 5 the value that the triangular area of brickwork above the opening actually imparts upon it so structurally wise its well ok as the fact that its. Add to Cart. Designed for use with timber and masonry structures, they provide structural support and reinforcement. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. sagging. Just use a 6mm drill bit straight through the steel. 7 KB Views: 22. This will prevent the stones from falling away when they're disturbed. Chang New Member. Mix up like a regular powdered filler. hallbeck New Member. Wayners Screwfix Select. Step 1 - Stripping wallpaper to see plaster board identify existing lintel and remove render. A lintel is a beam placed above openings like doors and windows to support the structural load. I'm embarking on building an extension on to the back of my house. I've got to a few heavy blinds to top fix so need a reliable screw that won't snap when screwing into metal lintels or fail when the blinds are being used. Post-fixing concrete suitable for all types of domestic fencing. I’m widening the door frames in my house to 76cm ones. Hi Jitender. The inner wall section has already a concrete lintel. General mockupHi Guys I have a 100mm block wall internal load bearing which supports the joists only, all stud walls upstairs and all joist sit on the internal wall, my situation is I have an internal door & an opening next to the door divided by another 100mm wall at right angle which encases the oil boiler, total span off 2000mm but supported by a 4x3 wooden. The brickwork is sound apart from the section between the door and window. Erbauer Straight Shank Ground HSS Drill Bits 12mm x 151mm 5 Pack (24565) (403) compare. I queried this and the builder says it is safe, but I am not sure. 4m long with a clear span of 2. I am planning to make my own concrete lintels for above a garage door, door width is 2200mm so planning the lintel length at 3000mm. The lintel sounds hollow when tapped and doesn't seem to be any bricks above it - went into loft - no insulation above and just seems to be boards. SJ, Dec 15, 2003 #2. For this type of work a SE will normally have specified the fixing method for the wallplate. stevie22 Screwfix Select. I plan to put L10 IG Steel Lintels in, with a span of 1500mm and 2400mm (includes 150mm overhang at each end) which will carry approx 2-3 courses of brick. Hello Everyone, We are currently renovating an old victorian property and we are wanting to make an alteration downstairs. sospan Screwfix Select. There. 4 structural engineers didn't see a need to calculate for the lintel saying a commercially available lintel will suffice. You’re not the source at all mate, sorry for souring your thread, ask away all you like. 4 - put two 100mm lintels from partition. I usually use 20mm stones , sand and cement (2, 2, 1) If you make strong formwork with say 18mm plywood with support behind the stones will just disappear into the mix. If you haven't got much depth on the wall above window you may get away with using some 6mm board screwed to the front of the lintel so it doesn't stick proud of existing finish. Hammerman99, Mar 4, 2012. Scotmac, Jun 18, 2016. Is this possible?On this same wall there is also a bowing lintel above the window in the bottom right of the image which would need to be dealt with at the same time. I am building that wall up by one block so I could just lay the lintel on that but that would be 100mm not 150mm at each end. Architect has advised to use a box 200 lintel, but what are my options. Today, with the cr@ppy weather, I have a drip coming from the lintel of a ground floor window. 35kg/m2. Support bracket for removal of internal chimney breast. I am using an SDS drill with 5mm drill bit. 09 Inc Vat. HandyAndy - Really. I've some concerns about whether or not the job has been done properly. The standard design figure for a flat roof is 1. Walls approx 2. #6. #5. The images attached should go some way in showing the problem. However if the lines of influence spread out at 30 degrees there would be no loading on the pipe. You could use a self tapper if you're feeling especially technical but there really is no need, imo. The job was due to be done within a month but various delays meant that didn’t happen. Is an off the shelf ANG catnic lintel that can support uniform distribution of up to 7kN of weight enough to support a stone head going in above. There is no lintel so i began to put one in but was wondering if i could open up the fireplace wider as in right to the edge. I was thinking of buying a 8mm thick 70mm. I’m looking for some advice on a project I’m about to undertake. In theory yes you should fit a lintel. #2. The old screws are 40mm so can't quite figure out how they went in and the way forward. Everything else has gone fine so far and I don't want to walk away from a home. Use either lintel or angle iron between brackets. Home Forums > Screwfix Community Forum > Builders' Talk > Securing BiFold head into Keystone Lintel. While I think this is the easiest. So the lintel manufacturers are more likely the ones spreading such tosh. KBJ Active Member. The problem is at present the existing concrete lintel needs to be either replaced or the load 600-800mm of blockwork above plus some weight of the floor supported by in effect extending the length of the. #2. Graham Swire New Member. Buy Structural Fixings at Screwfix. the reinforcement steel inside) that is holding the wall above it. Just 3x beams/lintels going in, 1x for the double garage opening of 4m, 1x for the middle span 5. Lintels 44 products Compare Sort Sort Expamet Concrete Lintel, (W)100mm 7 options (3) £ 13. So you need to find a steel stockholders / fabricators (London's not my area - sorry) and ask them for 2 n. Then prepare opening to receive new lintel/s and make good brickwork that ends of lintel will rest upon. two foot wide is mentioned - so 2 props either side of the opening, needles through, with 2 more on the other side of the wall taking the other end of the support member/needle - somewhat simillar to the below. The walls are solid brick with the outside lintel made of stone (no cracks or issues that I can see) and on the inside there is a wooden lintel. Use strong mortar (3:1) for bedding. The lintel above one of the upper floor windowes is looking less than great but I don't know how bad really. 6 mm. This would then tie the 2 together. Depth 130mm. If the screw is extremely tight to wind in, it maybe to large for the pilot hole and could snap if this is the case. Product Type. Obviously a decent HSS bit is essential 5 or 6mm (any recommedcations, I normally use dewalt) nice and slow as I. Your screws are too short and the self tapping side of things is pointless for this scenario. uk. Hi gregz0012, yes you should be ok to remove the recent brickwork, years ago they built what they called a "builders opening" for fireplaces, and whatever form of fire was put in afterwards, they also used to put timber lintols in, so that arch was put there to relieve the weight of the chimney breast off the timber lintol, in fact i think they were/are called. Would i need a small lintel above the hole supporting the blockwork? Its a single story extension with a pitched slate roof, so the inner leaf is supporting the roof. This is why is quite important to drill a pilot hole 1mm less than the screw to get a good fixing. Will SF basic wood screws work fine or do I need to buy a specific type / brand? What's your preffered screw type /brand for fixing into lintels? Thanks. It's often cheaper to use steels with a plate welded on for the face work. Hello, I just had a random question. Ordinalrily the membrane/cavity box slopes from the inner leaf down to the outer leaf above the lintel. Supreme L02 Steel Reinforced Concrete Lintel - 100 x 65 x. Grind out the notch though rather than hammer/bolster. You could use a self tapper if you're feeling especially technical but there really is no need, imo. We thought about putting a timber batten above the window on the inside wall, but the plaster and paint for the whole room is really uneven, so we're just trying to get some. These products are suitable for use on a variety of. I would just wrap the pipes in rockwool. VAT) Supreme Prestressed Textured Concrete Lintel 100 x 100 x 1050 S10. Fixings not included. A concrete lintel is not designed to be a acrow, you are well out of your depth. You will need a lintel calculated for the new length. From my experience BC have asked for accompanying calculations for every steel or lintel I have ever fit. JPG File size: 186. This coupled with the fact that the bedroom directly above has a very spongey and dipping floor (dips roughly in line with the window below) make me. Special Order. 8m) Rather more than a rotten piece of timber strength of not much more than 0kN/m, with the. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. Where the coal shoots used to be they are wooden lintels. I'd rake that out a bit then fill with toupret masonry filler (powder and add water) masking tape around to keep tidy and protect window with hardboard or something. The lintel will only be supporting the bricks up top the height of the current soffit. 20mm at its most extreme and it’s pulled brickwork to the right the window, causing quite a lot of cracking. An surveyor will probably cost £100 for the call out, inspection and short report and advice on how to fix it. The distance from the internal lintel to front of bricks is 90mm. So do they normally a one continuous lintel or both houses have separate lintels. Click and Collect is available or enjoy free UK delivery on selected orders over £150 ex VAT. Looking for advice on which lintel will be best suited for above the doors :concrete,steel etc,All the lintel will be carrying is 3 course of concrete blocks and 3 course of thermal blocks, Thanks for any help AaronThe hole wont require a lintel, but will require a big drill! A 9 inch thick solid wall indicates that it could be a Victorian house. The UK’s leading retailer of trade tools and hardware. S Builders, Oct 12, 2008. There seems to be no evidence of an external lintel but is defiantly an internal concrete lintel for the inner course of brick. Screwfix Community Forum. Also fitted a lintel a lot bigger than the wooden lintel. S Builders New Member. Either way it’ll need a good SE to make sure. You can then remove the infill below back to the opening and rebuild properly. Steve_11 New Member. You can use a specialy made plastic cavity box or use wide damp profe membrane. Use like a regular powdered filler. Rockwool stops the concrete touching the pipes and so provides a gap around them. Above the garage door will be cladded with cement board rather than be load bearing like blocks. If you hit the rebar in the lintel when drilling in to the concrete lintel, its integrity will be compromised. Another possibility is a lintel has cracked but again this is major issue not a £350 invisible repair! Honestly I can not imagine any work that a) a window company would do 2) would cause no disruption 3) would only cost £350. 5kn. When I insert the lintel is it best to:-. That would be plenty to go under it and still leave you about 80 - 55mm of lintel to put the acrows onto. Last edited: Aug 29, 2023. I have an idea to use steel angle brackets to attach to the lintels and shed, but what would be a good way to attach the brackets to the top of the lintel, it will need to. arrow Screwfix Select. rogerk101, Feb 16, 2022. Spot on. Hi All, I was hoping someone may be able to shed some light on this one for me. Prevent heating of the drill bit by using water. Initial set achieved in 5-10 minutes. So the ops 1. JED, Dec 10, 2004. There is actually an existing opening into another room which sits right. If you’ve got a brand new drill bit, you’ll find it quick and easy. Above the lintel is stone to the apex. You've done structural work so BC should have an involvement. Hi, I'm in a predicament with what lintel to put above a garage door, im currently building a 5. It's all right to do but good luck doing it, I have cast insitu concrete lintels in my house and have fitted vertical blinds, what a nightmare it was drilling the lintel, you need to aim for the middle if possible because of the reinforcing wire tends to run along each side, normally a couple of inches in from the edge. There are timber lintels throughout. Allow to set, remove lower bricks to form opening. this has left a gap between the lintel and brickwork above to be around 2” one side and about 3/4” the other side. Has anyone heard of lintels sagging because of a. If you look at how the soldiers line up with the brickwork at the top of the frame, it doesn't look like there is. Discussion in. Deleted member 33931, Mar 23, 2016. 2m. 4. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. Richard_, Oct 5, 2019. com. Do I need a new full length steel lintel bridging the whole length, inside and out. £75. It’s flat and not L-shaped. The total wall. Products reviewed by the trade and home improvers. Above one of my windows is a crack going along what i presume is a concrete lintel, is this dangerous and. camey1000 New Member. 8 m wide. The material from which the windows are made has no influence on the strength of a lintel. Jitender Screwfix Select. #6. thanks for the advice about not needing a. This is a big RSJ steel lintel which has a plate welded to the bottom of it and so I am guessing it is approxinamely 10-12mm thick. 2,The bricks should be on a bed not right on lintel (but only at the front of the lintel) 3,Depends on the condition of the lintel if it seems ok leave it in fit new window rake out and re point. sagging. As far as I can tell the lintel is just a relatively thin metal sheet. 75 x 6. House was built in the 1970s. #4. The lintel has the same width as the PVCu sliding door. KIAB , Feb 22, 2019 #4I m planning on replacing some old single glazed windows in my house with new uPVC double glazed units. Whatever your steel lintel requirements are, we've got it. Morning, I need to buy a 3. If i use a catnic lintel then you will be able to see the underside of the lintel rather than the stone head. there is no 'wall' weight to support - just the lintel itself then the wall plate/roof Flat roof will be (assuming I. There is 1 window, width 580mm, where I cant put the lintel without changing the. 8m long to accommodate the other window. Jord86, Aug 29, 2022. ThanksWe want to extend this opening from 46" to 55",I know I need a 1800 x 100 concrete lintel but not sure of what height I need,the 1 fitted is 65 mm many thanks. OP you're overthinking. #19. sospan, Oct 28, 2015. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. 1/ spread mortar along its top surface, use a spare akro to wind it up into place (not too hard tho) then backfill the 2 bearing surfaces on either end. The 2 seperate lintels support the struts and are obviously bearing the weight of the roof. To solve this we fitted a 'Catnic' lintel to support the outer leaf only. If the wall is load bearing and is 1200mm you may need a rsj. 65x1. The plate is rotten as well, along with some of the joists which are also being replaced. Its possible that when you take out the bottom bricks where the lintel is to go that the bricks above it would stay in place due to the adhesion properties of the cement or possibly only the central 3,2,1 bricks may drop, worst case scenario is that all the triangular section would drop and need rebuilding. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. This lintel will be re used for one window. Galvanised, mild steel. rogerk101 Screwfix Select. Step 1: is the lintel man enough to carry the loads? Step 2: install following manufacturers instructions to prop during brickwork as span > 1500. Hausfix Screwfix Select. It may have been cast in place and bars have gone rusty plus water got in it so it's cracked. They are refusing to pay saying wrong lintel was put in and waiting for structural engineer to do his report. Could i chase the lintel for some pvc capping or. A concrete lintel would suffice, the bottom course of bricks should be able to be drilled and taken out carefully then the new lintel inserted with compo to take up any gaps, you can then use a regular height firedoor. Or if you have some money rent one from a local rental place (cheaper than the chains). Houses are 150+ years old and the lintels are very wet/rotten and have started to fall out. Tags: lintel; shed roof; Jugs69 New Member. I was going to ensure each end of whatever lintel that I get is embedded in the wall by at least 150mm each side. I don't suppose you sometimes feel like you Iive under an. Hopefully the picture helps. Notnowvicar Screwfix Select. It's often cheaper to use steels with a plate welded on for the face work. Quality SDS drill is what you can do with for drilling concrete lintels , you dont have to buy one you can hire one to save you some expense, cos you get what you pay for you might as well hire a quality one than buy. For concrete lintels the answer is to start your fixing holes with the smallest masonry drill bit you can get, normally 3mm, and work up to the size you require. or. Screw a wood trimer over it, and secure the new timber work to that. Free returns. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. The membrane/cavity box directs the water to the outside via trickle vents. Correct way to do this would be to use accrow props with stronboys. Click and Collect is available or enjoy free UK delivery on selected orders over £150 ex VAT. 0m) cut to size obviously. I’m planning on using a strong boy prop to hold the downstairs load bearing wall in the centre while I fit a 1200mm concrete lintel. I suspect it could do with replacing. CLEARANCE. Discussion in 'Builders' Talk' started by Sam Dingle. , Mar 18, 2005. Therefore I think careful considered drilling will cause no problems. There isn't a big enough clearance for the key to miss the lintel. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel? Discussion in 'Builders' Talk' started by ir, Apr 15, 2010. One opening will need to support three floor joists at midspan. I am looking to put a concrete lintel above this which will support a single coarse of blocks and the flat roof. Discussion in ' Builders' Talk ' started by zak99, Apr 20, 2013 . Non composite are designed to take point loads, for example a joist sitting straight on top, composite need 3 courses of brickwork first. Masonry load above (standard Catnic lintel) 2700mm span. Is it ok to drill into a concrete lintel or should I stick a wooden plinth on top and use that to hang the blind? 2. The mortar isn't holding the brickwork and lintel in place and cracks/parting of the two are gradually getting worse. As a temporary fix, hubby screwed a heavy-duty angle bracket (like for a roof joist) into that corner, and wedged in another "jamb" on that side. #11. foxer fc Member. Measuring the gap is totally pointless yet simple to estimate, the 20mm side has a 7mm gap whereas the 24mm side has an 11mm gap, based on it being 12. I've filled in the gaps around the patio doors but there's exposed lintel on top of both of these. The cracks only span as wide as the window itself, around 3m, and are only maximum 1mm in width. Hi I am doing exactly the same as you with Georgian sash windows, with L lintels above the. Remove loose paint and wire brush lintel, then dust down. Why remove the roof? I'd wrap the whole lot with external insulation. More importantly, a solid concrete lintel crossing the cavity is a bad detail for cold bridging and damp. 4kg/m. Screwfix Community Forum. Cheers. CGN Screwfix Select. The wall plate is 2 brick courses above and it has also bowed, causing the. sospan Screwfix Select. Typically made from galvanized steel and designed to be installed quickly and safely. There isn't a big enough clearance for the key to miss the lintel. I would have expected to use accro props with strong bows min of 3 for the big one. Our builder has just installed an RSJ that is meant to support a load bearing wall and structural lintel.