My solution would be to fit a Catnic lintel above the stone lintel that is a good 150mm wider each side, this would relive the weight off the broken stone lintel. There is no query about the sewer pipe or the foundation. Erbauer Straight Shank Ground HSS Drill Bits 12mm x 151mm 5 Pack (24565) (403) compare. This may also help with the heights because if an engineer can prove it, you may be able to get away with a beam on the internal skin along with the bottom plate. I'm debating if i need to put in a lintel or in this case a piece if angle iron before I'm going to cut a small hole in a 1960's precast concrete wall. There has obviously been a timber lintel there before the pvc cowboys came along and fitted the existing door. Thread by: senlim , Mar 16, 2023 , 1 replies, in forum: Builders' TalkA prestressing process gives the concrete lintel a high strength to section ratio, minimizing costs and making for safer manual handling. 60 metre garage out of 6 inch solids, the span of the door is 4. The distance from the internal lintel to front of bricks is 90mm. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. Footings and load calculations will be required. One more for you guys. Hi, I'm in a predicament with what lintel to put above a garage door, im currently building a 5. 4. [Edited by: Forum Moderator] dj. At the least you WILL need a lintel. Probably 200x100. What is involved in changing the lintel if necessary. The fact that you have wooden lintels suggests that your house was constructed before WW2, in which case, it will have used lime mortar for the brickwork. 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. Depends on the size of the opening. CGN, Jan 16, 2022. If you really want to be safe then when you come to replace the windows you get a structural engineer in first. 8 x 0. Rebuild brickwork above lintel and allow to set. stuart44 Screwfix Select. I understand the loading to be 1. Support bracket for removal of internal chimney breast. 3 high, max 4 metre to apex roof. So the ops 1. Acrow into place. What lintel is on the outer skin? Or is it an arch. Any advice is gratefully recieved. I asked if a structural engineer had been involved in this (was involved in other parts of the build. It'll be ridiculously heavy. Jimbo Screwfix Select. I’m about to put a new opening in my 1960’s bungalow for a new window. Current lintel fitted i think is 300mm x 90 mm concrete spanning both courses of brickwork. When he finally turned up on site, he said the existing lintel wasn’t big enough and we’d need a new lintel. £177. Today, with the cr@ppy weather, I have a drip coming from the lintel of a ground floor window. Home Forums > Screwfix Community Forum > Builders' Talk > Replacing lintel. The wall is very cold to touch during the. BuilderMCR, Feb 12, 2014. Metal Wall Plugs. The existing lintels in the garage above the doors are box lintels. Fixings not included. Discussion in 'Builders' Talk' started by talk, Oct 19, 2008. With concrete up top, a prestressed concrete lintel would not look out of place. #2. From flat steel lintels to catnic steel lintels. 4 metres. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. Mr GrimNasty Active Member. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. New Member. 7mm thick plasterboard. this has left a gap between the lintel and brickwork above to be around 2” one side and about 3/4” the other side. 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. D. However, this is structural engineer's calculation, building inspector is happy with it. Hi. The interior already has a concrete lintel in. So roughly speaking if I allow some room for the plaster etc I'd likely be able to drill above the lintel if I went in 100mm from the top of the window reveal as seen from the inside? yetanothermike, Jul 12, 2023. Hi all, Bit of a random question! I have an aluminium blind that I want to hang (top mounted) in a window recess. Screwfix Community Forum. I'm trying to drill some holes above a wide window in a 1960s/1970s ex-council house to fix some brackets (top fixing) for some blinds in the kitchen. The centre of the hole will be 120mm above the top face of the lintel. #3. Screw a wood trimer over it, and secure the new timber work to that. Buy Fixings & Fastenings at Screwfix. P. Yes it’s good enough but there are better ways (in my opinion) such as either insert new joists alongside the old, or cut two inches off the joist ends and insert a trimmer joist section bolted to the outer wall, then fix the joists to that with joist hangers. The RSJ size is 5155mm supported on the side wall 250mm pillars. 75 x 6. You select your lintel based on loading it needs to resist Based on your description you will need a lintel that can take Area of a 45 degree triangular load above lintel = width x half the height = 1. stuart44 Screwfix Select. stuart44, Severntrent and CGN like this. However, there is no bowing of the lintel above the window or any issues with the external masonry. sorted. 2m window over a smaller 1. 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. Discussion in ' Builders' Talk ' started by AndyBowen, Mar 31, 2023 . Option 1 - I take a loss on the window I bought, buy a smaller window that fits under the RSJ and somehow cover the RSJ with trim. We will move the lintol back a bit. #11. 8m opening with a 65mm lintel is capable of 1. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. The only outside work will be pointing the box if required when it is put back in, but that can be done from the inside. 30 mins later van and Oxyacetylene cylinders set up. If that's the case, then if it's for a door, you'll probably want to move the opening over a few inches anyhow to allow clearance for the door handle etc. Such as flat steel (on the outside wall) inserted all the way underneath the present lintels, thereby bridging the centre part - with the new window underneath to add additional support. sospan Screwfix Select. I suppose option 2 makes it easier to get the lintel. tore81 Screwfix Select. Discussion in 'Builders' Talk' started by Aron82, Nov. ) stacked on top of each other he. 31 each (Inc. The lintel is bowing slightly in the. 4kg/m = 364kg. . Inset lintels and bed in place with mortar. However if the lines of influence spread out at 30 degrees there would be no loading on the pipe. There. Putting a lintel where you suggest should be fairly simple, would be a case of supporting the brickwork above, cutting a slot for the lintel, installing the lintel then transferring the load before removing the support. Log in or Sign up. A stone head will be sit above and in front of the sash window. The old windows were wooden frame and aluminium. You should find a wooden lintol behind the arch, supporting the inside brickwork. Many thanks - JED. On the ones without a steel lintel a roll of 18inch Hyload could be used to form a tray, or sometimes lead. Its a 1930's house - not sure when cavities came in. 31 each (Inc. The standard design figure for a flat roof is 1. I would Get it surveyed. Buy great products from our Steel Lintels Category online at Wickes. It might be possible to put the doors in with no lintel IF the door header was thick enough. You stated that you didn't know the correct terminology. i live in a flat built in the mid 50s but im having a door fitted were the window was did they put lintels above the windows in the mid 50s. JED, Dec 10, 2004. Houses in the 60's and 70's were often built without a lintel on the outer skin. Use either lintel or angle iron between brackets. Why do you think you need a steel beam? If there is just a roof above it, then a 200mm x 45mm section timber should be fine. 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. The wall is internal, concrete block partly supporting a loft floor above. Weight of load assuming single skin London stock = 212kg/m2. . To solve this we fitted a 'Catnic' lintel to support the outer leaf only. I going to go with CN71A (catnic), as it removes the need for two courses of bricks and is strong. It is possible to span 3 metres easily with the correct lintel. S Builders, Oct 12, 2008. Would a 100 x 65 lintel be sufficient given that there is very little weight above or should I go bigger. 22 each (Inc. It may have been cast in place and bars have gone rusty plus water got in it so it's cracked. same width does nothingdifferent than bedding the. above. catnick,. 4 metres. D. Bob Rathbone, May 7, 2023. Pack in mortar tightly all around. Render on the wall insulation and fibre glass on the roof insulation. Lots of head scratching from fitters. There will only be 2 courses of concrete blocks above them then a steel profile sheet roof. D. The lintel only needs to support 4 courses of bricks above the door. Prevent heating of the drill bit by using water. exbg Screwfix Select. PAGE 1 OF 2. Remove the windows and put a Catnic steel lintel in place making sure that there will be enough support on the left and right. 8 m wide. JPG File size: 186. Retract the bit every 10 seconds to remove debris from the hole. You could use strappers to tie the blocks into. Perhaps a better question would be are most/all window lintels no higher than a course of bricks - i. Wanting some advice. It's a source of noise and draught but not sure how and if it should be covered. To ensure the soldier course bricks are flush with rest of the house the bricks have been cut down. Hi Jitender. The issue is long term Damp Proofness of the lintel (i. #2. 2kN/sqm, So half of a 3. And some on the lower floor if solid, would be a good idea with board spanning the floor joists at right angles. " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Home Forums > Screwfix Community Forum > Builders' Talk > lintel. Step 4 - hollow out chimney. The correct way is to butter the top of the Lintel/RSJ/Beam with a decent mortar mix say 4 to 1 sand/cement, then carefully lift it into position and have a third pair of hands pinching the acrows up until they’re nice and tight, not too tight though otherwise you’ll start disturbing brickwork up above, then jam slate or. The info on this can be a bit confusing, but basically Catnic claim their lintels don't need a tray whereas others do need them. e. The wall plate is supporting to roof rafters as well as roof so there is some load. 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. The bricks under the lintol should be kept too the line. All the repair would be done from the inside. 3 - take out layer of bricks in the sides of stack and break into partition wall. Discussion in 'Builders' Talk' started by shaun1235456, Apr 13, 2017. Morning, I need to buy a 3. handyman. When lintels were cast insitu the steel was put in the bottom as this was in tension. The Stressline fair faced prestressed concrete lintel, 100mm wide x 215mm high, 2. However this only appears to work for some drill holes and not for others. Bed your pad stone down as well. Morning, I need to buy a. I looked at the wall,at the end of the lintel and discovers it to be soft so upon pushing the plaster off,behind it was newspaper Which I pulled out and it left a. Home Forums > Screwfix Community Forum > Builders' Talk > lintel above window. S Builders New Member. #2. From the outside the lintel looks entirely intact but obviously the inside could have rusted and failed and be pushing outwards. I'm embarking on building an extension on to the back of my house. multiply by a FoS of 1. 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. I managed to buy 2700mm long, 100mm by 150mm concrete lintels from my local builders merchant for my garage doors. I have BC coming round end of next as we are starting a 2nd story extension. Simon74, Sep 13, 2016. 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. As you say the lintel is only holding 1 row of bricks so not supporting a very heavy load. 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. As if by magic the lintel cost £90. or. I am building a concrete workshop which will have a doorway 1. New-to-DIY New Member. When doing decorating your can see the solider bricks directly above the window frame hence why I'm assuming there is no external. So I need to replace it. I would just wrap the pipes in rockwool. Supreme L02 Steel Reinforced Concrete Lintel - 100 x 65 x. Would anyone know if there is an issue and what I should expect to pay to get it sorted. are you a taffy by any chance, dim dips**t. 28 x 284. Home Forums > Screwfix Community Forum > Builders' Talk > timber lintel. com. I am building a concrete workshop which will have a doorway 1. Above the lintel is stone to the apex. I figure the lintel does not offer bearing to the bricks above. I've filled in the gaps around the patio doors but there's exposed lintel on top of both of these. The Tech Spec for the lintel states: "As the brickwork mortar matures, lintels of over 1200mm spans should be propped at 1200mm centres. Screwfix Community Forum. 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. So you need to find a steel stockholders / fabricators (London's not my area - sorry) and ask them for 2 n. the biggest rsj may support the weight above, but the rsj might wheigh 25tonnes in which case the footings will start to sink. SJ, Dec 15, 2003 #2. The dimensions he specified are a little awkward (225 x 100 x 75mm), and we would like to avoid having to stick a 600mm long lintel up there if we can get away with it. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. PFC Plates - Galvanised Steel. All the same to me '. Either way it’ll need a good SE to make sure. Fixings not included. There is actually an existing opening into another room which sits right. S Builders, Oct 12, 2008. If there is a gap you can get a frame add-on/extension to fill the gap if you're keeping the existing frame. 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. #1. Any ideas please? fred812, Jun 18, 2021. Remove loose paint and wire brush lintel, then dust down. 4. Or hire a builder for a day. in the end i had to go to another travis perkins. As suggested could end up in the big house for doing that . Drill bits are essential tools for any DIY enthusiast or professional tradesperson. And there is a wooden frame around the PVCu door frame. These products are suitable for use on a variety of. a standard brick is 65mm high so by the time you add mortar the 140mm height means you get two courses of bricks and 1 lintel to even match up. Assume a single core and a minimum bearing of 150mm. Discussion in 'Builders' Talk' started by goldeneye78, Jul 26, 2018. The lintel more than likely would have been a separate timber lintel, you can still see the bearings where it sat or it could have been part of the frame with 4x2 horns extending into the brickwork. Have you fixed the leak above them, because if not, that's. Do not attempt to join lintels. Finally with 100 bricks and a 215 wide wall you only have 100 left for the lintel beam. stuart44 Screwfix Select. The wall plate is supporting to roof rafters as well as roof so there is some load. Screwfix Community Forum. Alfie Johnson New Member. sospan, Oct 28, 2015. That is some screws seem to make a sturdy fixing and others fall out, not griping into the lintel at all. sagging. 5 inches). That would be plenty to go under it and still leave you about 80 - 55mm of lintel to put the acrows onto. Hello Everyone, We are currently renovating an old victorian property and we are wanting to make an alteration downstairs. Fixings not included. Hello everyone, I’m after a bit of advice, please. New-to-DIY likes this. 1,The lintel on the brickwork should realy have a bed under it but not essential. Discussion in 'Builders' Talk' started by adamgee, May 29,. I took the bricks out and put them back in (with the help of a bricky. Click & Collect. 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. You'll find building control will say it doesn't comply with modern standards. Bed your pad stone down as well. Bearing should be 'solid'. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. And, the bricks above that lintel are going to likely fall oot too so will need rebuilding after the new lintel has been put in. So ref your other post about the steel, it has to carry. Notnowvicar, Feb 23, 2023. The 2 seperate lintels support the struts and are obviously bearing the weight of the roof. Advice on lintel. This goes in about 20 mm and then hits something and the drill can not make further progress. Also fitted a lintel a lot bigger than the wooden lintel. There is no loft above, pictured will provide a better idea of the situation. Supreme L03 Steel Reinforced Concrete Lintel - 100 x 65 x 1200mm. I would like to replace the lintels as it got a crack. Test one out before drilling all the holes. It is possible to span 3 metres easily with the correct lintel. I am planning to purchase a semi detached property, which has got 2 concrete lintels inside the integral-garage which supports the wall above. They were L-shaped (so I'm guessing there's another lintel for the block part of the cavity wall). After the new lintels are in place. I was thinking of putting 2 concrete lintels in, one for each skin of the wall to make life easier, theres 5 courses of brickwork above my proposed lintels with a tiled roof. CGN Screwfix Select. SE round here charge around £300-400 for these calculations. You should be able to get an unequal 1/2" thick angle iron, perhaps 125mm high (it's an old house, so 5") and 50mm - 75mm deep (2 - 3"). Screwfix Community Forum. stevie22 Screwfix Select. You'll need to screw PB to the wooden lintels. I have no idea how to overcome that as the brackets will not hold up when. 1. Hi can anyone suggest how to fit upvc fascia board to this sandstone lintel i was thinking of just no more nails some sort of wooden subframe I've got. The wall plate is 2 brick courses above and it has also bowed, causing the. Allow to set, remove lower bricks to form opening. Has anyone heard of lintels sagging because of a. Suits Screw Diameter. Padstones generally not required for Catnics, but in. 2m. You should be able to take that lintel out without any collapse, but it's your call, if you want to put in some props first. Products reviewed by the trade and home improvers. The rules as I understand them is a lintel up to 1200mm can have a 100mm bearing, longer than that and it's 150mm min. 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. Jitender Screwfix Select. 6 x 0. I was worried if i needed anymore width. a standard brick is 65mm high so by the time you add mortar the 140mm height means you get two courses of bricks and 1 lintel to even match up. #6. The Tech Spec for the lintel states: "As the brickwork mortar matures, lintels of over 1200mm spans should be propped at 1200mm centres. beam direct onto the brickwork. Could i chase the lintel for some pvc capping or. Steve, just so you know the theory of the concrete lintel. The span is 2300mm and there was a prestressed concrete lintel with a span of 2700mm. = 509. 7kn/m run. midland_phil New Member. Just buy a small cheap one if you don't have one. VAT) Supreme Prestressed Textured Concrete Lintel 100 x 100 x 1050 S10. Deleted member 33931, Mar 23, 2016. The builder has put a concrete brick in the coving of the RSJ but it is only under lapping the lintel by about an inch. I think we need a lintel for supporting upper floor structure (mid terrace house small house). 30 day money back guarantee. looks like a flat steel plate, so my questions are this has been installed for years and years as we are looking at installing a log burner. This added over 50% more cost to. There will be guidelines on Birtley's website: what else do you want ? stevie22, Mar 30, 2023. I also see on some lintel' manufacture website, they. Del boy 10, Jun 30, 2023. I anticipate the lintel being directly above the French sliding door, because the cavity wall above is basically : Outer skin – 4 bricks high (then joists on top) Inner skin – one (aircrete) block plus one brick high (then joists on top) If I needed to have the lintel higher, then this is a pain, because I couldn’t use a full block on the. Product Length. 2m. You'll most likely be chucking it away after use as it'll be too blunt to be of much use (unless of course you're equipped and skilled to sharpen it). Home Forums > Screwfix Community Forum > Builders' Talk > Steel Lintel. 42 per M. 99 Inc Vat Click & Collect Delivery OX Trade XL-10 Masonry Segmented Diamond Blade 300mm x 20mm (216HP) compare For Disc Cutters For General Masonry, Paving. Maybe concrete padstones will be required here. $172 11. Nick058162 New Member. May be tricker if you have a 'soldier' brick. Then fit lintel and angle grind out the opening, from both sides of the wall if its only a 4" grinder. Discussion in ' Builders' Talk ' started by zak99, Apr 20, 2013 . And all the same to anyone else. Discussion in 'Builders' Talk' started by Steve_11, Mar 4, 2021. Build up the right hand wall to support the lintel then cut away the excess on the left. Hi Jitender. 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. Will BC say I need a structural engineer to say a. Do I need a new full length steel lintel bridging the whole length, inside and out. Support bracket for removal of internal chimney breast. Chang New Member. I saw three of the four lintels that the builder took out. stevie22 Screwfix Select. The brickwork opening size is 4755mm. stevie22 Screwfix Select. Product Type. 1/5. 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. Phil the Paver Screwfix Select. However, our builder feels that this is overkill and a conventional H beam steel lintol is adequate. For one row of breeze blocks and not loadbearing the header would need to be at least 4" high (and that means it would be about 4" high and about 5" wide). 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. Next day pack gap with slate and remove acrow.