75 x 6. Use strong mortar (3:1) for bedding. 09 Inc Vat. 8kn. The centre of the hole will be 120mm above the top face of the lintel. Screwfix Community Forum. Either way it’ll need a good SE to make sure. FREE next day delivery available, free collection in 1. Abrickie Screwfix Select From those photos, it looks like the it’s a very slight arch, which makes sense as there is no sign the original window sat forward in the outer skin of brickwork, if this is the case the arch needs rebuilding not a lintel inserting. So, it serve important an fuction & you can't just put a opening in on the ground. 6 meter bifold doors in the front of the extension. An surveyor will probably cost £100 for the call out, inspection and short report and advice on how to fix it. There will be guidelines on Birtley's website: what else do. Step 1 - Stripping wallpaper to see plaster board identify existing lintel and remove render. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. You can then remove the infill below back to the opening and rebuild properly. com. Discussion in 'Builders' Talk' started by foxer fc, Sep 9, 2023. sospan, Oct 28, 2015. I used an angle grinder to cut through the bricks and got a fairly good result. 4 kN/m (26kN/m if the span is 1. I am looking to put a concrete lintel above this which will support a single coarse of blocks and the flat roof. Post-fixing concrete suitable for all types of domestic fencing. You need an S/E to calculate the new lintel ( structural works ) which will carry the loads. The lintel above one of the upper floor windowes is looking less than great but I don't know how bad really. Builders Metalwork. Just 3x beams/lintels going in, 1x for the double garage opening of 4m, 1x for the middle span 5. 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. Total load unfactored = 1. Spot on. I the house is 1950s all brickwork and I need to replace the lintels above the doors as there will not be a big enough overhang each side. Discussion in 'Builders' Talk' started by Jugs69, May 30, 2020. The project has secured Building Consent from local planning although there has been no. Jord86 Screwfix Select. During the old render hack off, I noticed that the single coarse of bricks above the window are in fact sat on the window frame it self. Its an 80's house. You've done structural work so BC should have an involvement. thanks for the advice about not needing a. Live in a 1980s semi-detached house and during winter months we get excessive condensation on the recess wall above the bedroom window. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. Home Forums > Screwfix Community Forum > Builders' Talk > Lintels. One wall I am removing between the kitchen and living room. Screwfix Community Forum. Not impressive work by the builder. As you say the lintel is only holding 1 row of bricks so not supporting a very heavy load. The bricks under the lintol should be kept too the line. if the 47kN lintel is up to its capacity and spanned say 3m. Buy Structural Fixings at Screwfix. Last edited: Aug 29, 2023. It is possible to span 3 metres easily with the correct lintel. Build up the right hand wall to support the lintel then cut away the excess on the left. Use 75mm/3" screws, use a combination drill, a 6mm HSS twist drill bit to drill through the lintel, then a 6mm masonry bit or you may need a 6mm SDS bit with accompanying drill if the wall is concrete block as the normal masonry. Lintel. 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. Got a vaulted cellar under the kitchen. Abrickie Screwfix Select From those photos, it looks like the it’s a very slight arch, which makes sense as there is no sign the original window sat forward in the outer skin of brickwork, if this is the case the arch needs rebuilding not a lintel inserting. For guidance catnic do give all lintel sizes and spans for different beams on their website. talk New Member. Originally it was an open fire when the house was built (around 1850) and then circa 1990s it was changed to a wood burner. stuart44 Screwfix Select. Screwfix Community Forum. I've bought four lintels through them, all came from Jewsons but all much cheaper than I could get a quote. I myself would rebuild the left pier, right could be repaired, difficult to be accurate looking at a photo & not actually being there. as it's not only the lintel that has suffered. Buy online & collect in hundreds of stores in as little as 1 minute! 30 day money back guarantee. forever i said! I'm hear all week! Major Mal Funxion, Jun 26, 2008 #1. trowel New Member. There are different materials used for lintel beams depending on the design and. There is 1 window, width 580mm, where I cant put the lintel without changing the. A new HSS bit should easily carve through a lintel without problem. Most probably yes. Can then sand down and shape like a regular filler, ready to paint. $172 11. 4 metres. Home Forums > Screwfix Community Forum > Builders' Talk > Core Drill Above Lintel. May be tricker if you have a 'soldier' brick. SE round here charge around £300-400 for these calculations. The screws are spaced out by about 600 mm. 31 each (Inc. One method of forming a lintel with soldiers and a cast insitu concrete inner lintel, was to fix wall ties into the joints of the soldiers and then cast the inner lintel. HandyAndy - Really. 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. No no handy A bit like a standard brick, but a bit more of a hard bar steward! Compo on top of your lintel. Which would sensibly be a PS concrete type. 4m long with a clear span of 2. There are 2 main types, composite and non composite. etc. Graham Swire New Member. The lintel only needs to support 4 courses of bricks above the door. Prevent heating of the drill bit by using water. Good morning. £29. rogerk101, Feb 16, 2022. 7m above the sewer then assuming the lines of influence spreadout at 45 degrees then a 3. The wall is very cold to touch during the. Today, with the cr@ppy weather, I have a drip coming from the lintel of a ground floor window. 22 each (Inc. You could always look at putting in a solid piece of oak as your lintel but you would need to check the stoves specifications for distance from combustables. 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. nutnut New Member. 28 x 284. Joe1985 Guest. CLEARANCE. Don’t worry, it’s not especially difficult to do, however. If you really want to be safe then when you come to replace the windows you get a structural engineer in first. The rawlplug goes about 60 mm into the lintel. Add to Cart. 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. Designed for use with timber and masonry structures, they provide structural support and reinforcement. 5-5 mm. You can stitch drill out half a brick quite easily and the lintel will then be resting on good solid brickwork. I’ve got a solid brick wall at around 350mm thickness with an opening of 2. The both garages of both houses are in the mid part. To prevent corbonation it must be vibrated and the mix. The standard design figure for a flat roof is 1. Step 1: is the lintel man enough to carry the loads? Step 2: install following manufacturers instructions to prop during brickwork as span > 1500. I’ve got a solid brick wall at around 350mm thickness with an opening of 2. 6m at the highest point in the centre of the garage. Damn, not seen one of those for years. 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. ChrisLong Member. When knocking through the builders put a concrete lintel on the brick wall side but on the other wall (breezeblock I think!) the wall is supported by wood. And there is a wooden frame around the PVCu door frame. I would have expected to use accro props with strong bows min of 3 for the big one. 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. Hausfix Screwfix Select. Home Forums > Screwfix Community Forum > Builders' Talk > Replacing lintel. Bob Rathbone, May 7, 2023. However, there is no bowing of the lintel above the window or any issues with the external masonry. £177. You will have a whole load of the house down around your ears. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. Bob Rathbone Screwfix Select. Ask a question. Bed your pad stone down as well. Or is there some other method that would work. Bob Rathbone Screwfix Select. Screwfix Community Forum. The ground floor is orignal 500mm thick singel skin walls with 2 windows which have old wooden lintels both windows under 1m. 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. The both garages of both houses are in the mid part. . £75. £23. FREE next day delivery available, free collection in 1 minute. This could be a RSJ steel lintel or concrete lintel. Discussion in ' Builders' Talk ' started by Alhashed, 4 minutes ago . 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. I’m widening the door frames in my house to 76cm ones. 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. You will need a lintel calculated for the new length. VAT) prestressed concrete lintel. if using a lintel to support removal of a supporting wall, does it matter which way you place the lintel? I’m just thinking aesthetically and obviously will consult a builder before doing anything. Any advice greatly appreciated. Lots of head scratching from fitters. Hausfix, Sep 15, 2022. Wayners Screwfix Select. That would be plenty to go under it and still leave you about 80 - 55mm of lintel to put the acrows onto. I was thinking of buying a 8mm thick 70mm. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. The wall ia load bearing for the floor joists above and a wall which itself is not load bearing. Anyway it cost me £180 to have one installed and they used props to hold up brickwork. The outer leaf dropped and the frame distorted. Problems started when the timber were replaced with plastic ones. . Steve_11 New Member. com. I have a Catnic single leaf angle lintel and the lip is 91mm. camey1000 New Member. 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. As you found when the lintel bent, the wall did not follow (immediately!). If you're really paranoid, just double them up. 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'll be ridiculously heavy. S Builders New Member. Product Type. Product Length. HandyAndy - Really. I think we need a lintel for supporting upper floor structure (mid terrace house small house). JPG File size: 186. 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. The manufacturer will be able to tell you the deflection tolerances. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks. Bed it in nicely, and allow the mortar to set for. Even allowing for the dodgy brickwork/bits of. I have BC coming round end of next as we are starting a 2nd story extension. e. Del boy 10, Jun 30, 2023. 0. Nick058162 New Member. 1/5. #5. The lintel is bowing slightly in the middle (measured to be 12mm lower in the middle than at the edges). The wall is internal, concrete block partly supporting a loft floor above. The hip roof trusses are 1. It's a source of noise and draught but not sure how and if it should be covered. This will prevent the stones from falling away when they're disturbed. This goes in about 20 mm and then hits something and the drill can not make further progress. Prestressed concrete lintels are an excellent solution in providing economical and robust masonry support over door. And besides as said, they are liable to restore. Think it's going to be fine for many years. 6m. you are asking a question that can not be answered over the net, a little stupid me thinks. Tags: lintel; shed roof; Jugs69 New Member. Whereas the usual DPC in a brickwall is 150 cm above ground level in the diagram the lintel is sitting much further down and getting wet from both top and bottom. #2. In the days before lintels, you will always see a relief arch about 4 courses above an opening. Above the garage door will be cladded with cement board rather than be load bearing like blocks. 2m) would mean that there would be some minimal loading on the pipe. The above masonry will need propping before fitting new lintel, you will create more work by building a central pier. Don't know if the window is set back 4in, easier to take out, or sitting under the arch. Choosing the correct drill bit is essential to avoid injury, damage to the material and damage to the drill. arrow Screwfix Select. I knocking through a single leaf door way from a living room into a newly converted garage (doorway opening will be 90cm) . More importantly, a solid concrete lintel crossing the cavity is a bad detail for cold bridging and damp. Hammerman99, Mar 4, 2012. The ‘crack’ in the lintel is actually just the decorative style. 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. stuart44 Screwfix Select. the reinforcement steel inside) that is holding the wall above it. The dimensions of the existing wooden lintel is: Width 1100mm. stevie22 Screwfix Select. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. Home Forums > Screwfix Community Forum > Landscaping and Outdoors > Concrete lintels concreted into the ground to support shed, advice. 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. . Galvanised, mild steel. 150 is the norm as you say with 100 ok at low span. e. The garages doors are 3 foot out front of the main house wall. Mix up like a regular powdered filler. Rebar is just steel, so any metal drilling bit should be fine. Most BCO are happy with this. Ideal for installation of wood, metal and concrete posts. 4 - put two 100mm lintels from partition. 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. 5kn. Order online at Screwfix. 4. Lintel and Cavity Tray The lintels are obviously different types. The house is in a close of about 30 houses and they've all got double glazing with a upvc sill and external concrete lintel with no posts so I don't know what to think. Log in or Sign up. Above the lintel is stone to the apex. Any help here would be much appreciated. 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. Perhaps a better question would be are most/all window lintels no higher than a course of bricks - i. sagging. Therefore I think careful considered drilling will cause no problems. I queried this and the builder says it is safe, but I am not sure. stuart44, Severntrent and CGN like this. Steve, just so you know the theory of the concrete lintel. Wanting some advice. Also is it ok to use a little expanding foam . The lintel is only their to create the correct size opening for the fire in front of the gas back boiler. Supreme L03 Steel Reinforced Concrete Lintel - 100 x 65 x 1200mm. Handyandy Screwfix Select. rogerk101 Screwfix Select. #3. Cheers. Probably 200x100. Obviously a decent HSS bit is essential 5 or 6mm (any recommedcations, I normally use dewalt) nice and slow as I. 5 inches). Home Forums > Screwfix Community Forum > Builders' Talk > Steel Lintel. I reckon the start of my opening will be 450mm away. tomplum Active Member. There are 2 main types, composite and non composite. Bearings at each end must be at least 150mm. Discussion in 'Builders' Talk' started by Judith Birkett, Nov 8, 2020. Supplied in a weatherproof bag. One method of forming a lintel with soldiers and a cast insitu concrete inner lintel, was to fix wall ties into the joints of the soldiers and then cast the inner lintel. Aluminium sliding doors being fitted this week. All the repair would be done from the inside. net) would suggest 65 x 100 will be OKThe easiest/most effective solution is to drill into the lintel. I have a small window approximately 450 wide to go in my kitchen wall, the wall is block 100mm cavity and then brickwork !trustmark, Oct 22, 2006. I intend to replace the conservatory, but just find that the mortar above the lintel has cracks causing like 3-5mm horizontal gap. It looks OK, no rot. #2. For the sake of a bit of extra work and sorting that mess out just hire a couple of size 0 acrows, a couple of strongboys, stitch drill the mortar bed joint and bang them in above the higher lintel, remove all the cack underneath that's not needed and insert a new lintel once the brickwork is tidied up. After seeing the disasters down my road, when I replaced my wooden windows (that had brick on edge soldiers above), I used IG L9 & L10 steel lintels. Our engineer specified a PCC lintel for use where the downstairs wall supports a glulam beam, that's in turn taking the upstairs floor joists. Houses in the 60's and 70's were often built without a lintel on the outer skin. hallbeck New Member. When you use the key to unlock the door, if you leave the key in the lock and open the door the key hits on the lintel above and is prone to snap (as the carpenter found out). Advice on lintel. See my rubbish diagram. 5kn. 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. I have no idea how to overcome that as the brackets will not hold up when. However, this is structural engineer's calculation, building inspector is happy with it. If they have been there for 15 years then I don't really see the problem. Bobby Dazzler, Nov 9, 2020 #2. = 184. Jitender Screwfix Select. Then finish with mortar and leave the Acro's in overnight. There is a wooden lintel above the door which is bent and starting to rot due to leaking gutter which washed rain water down the side of the building, this has been sorted. 2m window over a smaller 1. Local merchants do a box section HD lintel with 50 kn UDL for about 40 quid. The construction is concrete marley tiles supported roof trusses which sit on the existing 9x3 wood lintels and the outer brick walls. This goes in about 20 mm and then hits something and the drill can not make further progress. I found this on my son's house, the old wooden windows had been replaced with PVC, their was a lintel on the inner leaf but none on the outer leaf. There is a beam resting above the window in the garage and this has caused the metal lintel to bow causing cracking around the mortar of the breeze blocks on the inside wall. Wall on the right side of the opening (the compromised side) is 9cm thick, and wall on the left side is 25cm thick. Hausfix Screwfix Select. 99 Inc Vat Click & Collect Delivery OX Trade XL-10 Masonry Segmented Diamond Blade 115mm x 22. Fillers and Putty are used to fill or seal holes, cracks, or gaps prior to further decorating. Support bracket for removal of internal chimney breast. I was thinking about putting a bit of timber although that would need brackets (i was thinking of a wooden block) on the end verticals to support it and worried it might all be a bit ugly/bulky. 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. #9. I’ve taken away the wood surround to expose the brick work behind and I can’t see a lintel. I'm embarking on building an extension on to the back of my house. 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. Drill hole- fix bracket with a twin thread 4. This lintel was already in need of redecorating as there is significant evidence of past water ingress, however having lived in the house since 2016. Special Order. (1)Chop it out and build a brick arch over the actual fireplace, no lintel required, brick up sides as normal. Im after an opinion on the attached photo. Houses are 150+ years old and the lintels are very wet/rotten and have started to fall out. I am using an SDS drill with 5mm drill bit. The RSJ size is 5155mm supported on the side wall 250mm pillars. #11. Infill insulation and plasterboard. midland_phil New Member. We will move the lintol back a bit. Or hire a builder for a day. Hello, I just had a random question. Begin by drilling a shallow hole on low power before increasing the speed and engaging the hammer feature. 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. Ian Dingwall New Member. The window is 2440mm so looking to install a 2850 Birtley LA lintel giving me 205mm on each side. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. Discussion in ' Builders' Talk ' started by Andrew De'ath, May 26, 2020 . Use like a regular powdered filler. Before i proceed - and make a bigger hole (50mm) - can anyone help me understand what might have been preventing the first pilot hole (i'm assuming some hidden lintel) just to help me picture what's embedded in the cavity and how best to position my larger hole to avoid it. I was going to ensure each end of whatever lintel that I get is embedded in the wall by at least 150mm each side. New-to-DIY likes this. 1m lintel as per my report to knock down a load bearing wall. The UK’s leading retailer of trade tools and hardware. handyman. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. Home Forums > Screwfix Community Forum > Just Talk > lintel. S Builders New Member. 5 wood screw- job done. As you can see there is a metal lintel above the doorway and it’s bedded into the wall I’m not removing and also laid on top of the lintel for the other doorway. 0. Don't reuse the old lintel. So this was the main lintel over the garage span supporting the upper story. Wooden windows were replaced with uPVC around 8 years ago and from what I read that may have contributed to the problem. Mix up like a regular powdered filler. 5 masonry bit to punch through as this saves your nice sharp HSS bit from being blunted as you ram it throught the lintel into brickwork. Depth 130mm. 1 - 210x100x1800 lintel how I originally wanted flat side down (need to be absolutely sure it will be the right way to take stress of weight above) 2 - make opening in front face of bricks above lintel and locate stack.