qwas123 Screwfix Select. As suggested could end up in the big house for doing that . Hi, I'm a building a garden room out of 3 x2 cls c24. If you hit the rebar in the lintel when drilling in to the concrete lintel, its integrity will be compromised. I don't suppose you sometimes feel like you Iive under an. It may have been cast in place and bars have gone rusty plus water got in it so it's cracked. 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. Therefor the lintel needs to be able to support that, plus hold the door frame. 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. 1m will give a UDL of 19. There isn't a big enough clearance for the key to miss the lintel. Morning, I need to buy a. There has obviously been a timber lintel there before the pvc cowboys came along and fitted the existing door. Steve_11 New Member. The rawlplug goes about 60 mm into the lintel. The mortar isn't holding the brickwork and lintel in place and cracks/parting of the two are gradually getting worse. Everything else has gone fine so far and I don't want to walk away from a home. 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. Support bracket for removal of internal chimney breast. You will have a whole load of the house down around your ears. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. (2)Carefully slice the faces off your bricks with a 115mm diamond blade in a. Bed your pad stone down as well. The lintels do not extend far enough to the side of the doorways. The wall is very cold to touch during the. Probably be Universal Beams. 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. The bricks are probably over-hanging the lintel edges so you can't see anything. Log in or Sign up. 5kn per sq metre. As far as I can tell the lintel is just a relatively thin metal sheet. #6. Houses in the 60's and 70's were often built without a lintel on the outer skin. This could be a RSJ steel lintel or concrete lintel. I saw three of the four lintels that the builder took out. Prob best to take old beads off. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks. There will be guidelines on Birtley's website: what else do. Jitender Screwfix Select. Mr. If it’s the latter, the doors would normally require a plate to be fixed through to of which it’s common for a steel beam and bottom plate to be designed and allowed for. Scotmac, Jun 18, 2016. CGN Screwfix Select. 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. Severntrent Screwfix Select Assuming its a 3" x 4" lintel to C16 grade then calculation shows that strength and deflection wise its in required capacity, calculation was done using a loading nearly 1. New-to-DIY likes this. Footings and load calculations will be required. the biggest rsj may support the weight above, but the rsj might wheigh 25tonnes in which case the footings will start to sink. 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. As if by magic the lintel cost £90. Which would sensibly be a PS concrete type. #2. While I think this is the easiest option it might look the worst. I have no idea how to overcome that as the brackets will not hold up when. The RSJ size is 5155mm supported on the side wall 250mm pillars. And there is a wooden frame around the PVCu door frame. The. Next day pack gap with slate and remove acrow. S Builders New Member. The project has secured Building Consent from local planning although there has been no. Pick a joint line and follow that. Found a company called watco that do a 2 part epoxy resin filler for. 5m rule. 8m) Rather more than a rotten piece of timber strength of not much more than 0kN/m, with the. 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. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel type. The lintel is above a first floor glazing opening which is floor to ceiling height and spans 3. Discussion in ' Builders' Talk ' started by Alhashed, 4 minutes ago . No need for structural engineers, no need for expensive steel beams, no need for fuss. 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. Buy Fixings & Fastenings at Screwfix. 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 actually an existing opening into another room which sits right. Discussion in 'Builders' Talk' started by goldeneye78, Jul 26, 2018. Step 1: is the lintel man enough to carry the loads? Step 2: install following manufacturers instructions to prop during brickwork as span > 1500. Parts of cracked block have moved inwards into the room: the small piece I’ve labelled A has moved into the room by about 2mm, and the larger piece B has moved into the room by about. I queried this and the builder says it is safe, but I am not sure. Screw a wood trimer over it, and secure the new timber work to that. 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. Wall fillers and flexible fillers create a clean smooth and professional finish. Houses are 150+ years old and the lintels are very wet/rotten and have started to fall out. Jord86 Screwfix Select Some pictures of the whole wall would be helpful. A stone head will be sit above and in front of the sash window. 4 metres. Don’t worry, it’s not especially difficult to do, however. I prefer Catnic as well, although I liked the old Catnic ones better. To make matters worse, right below the lintels is the main water supply pipe (28mm) which makes it difficult to get them out and even more difficult to. Compare. . . 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. 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. Masonry load above (standard Catnic lintel) 2700mm span. I would Get it surveyed. Mr GrimNasty Active Member. Im after an opinion on the attached photo. After the new lintels are in place. 6 x 0. Don't use a disc cutter: you will fill the house with dust in nothing flat and SWMBO will get seriously stressed. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. Use like a regular powdered filler. Spot on. New Member. The bricks will be supported on a plate welded to the underside. Hi Im running alarm cable to a door frame but there is a concrete lintel where above the door. in the end i had to go to another travis perkins. And some on the lower floor if solid, would be a good idea with board spanning the floor joists at right angles. 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. Probably 200x100. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. From flat steel lintels to catnic steel lintels. Bob Rathbone, May 7, 2023. The opening's been narrowed and shortened at some point in the past (I get the feeling this was done by a previous owner rather than a professional). It looks OK, no rot. Initial set achieved in 5-10 minutes. Break out the lintel with a kango in pieces. Most of the windows on the front of the home (though not all) have large gaps between the window and the steel lintel (up to 2. Aaron Mcculla New Member. Post-fixing concrete suitable for all types of domestic fencing. Lots of head scratching from fitters. 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. A concrete lintel is not designed to be a acrow, you are well out of your depth. 6m at the highest point in the centre of the garage. 09 Inc Vat. com. 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. #2. Product Type. Discussion in 'Builders' Talk' started by talk, Oct 19, 2008. #2. 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. Click & Collect. It's not just a question of replacing the lintel either. There. Drill hole- fix bracket with a twin thread 4. You can stitch drill out half a brick quite easily and the lintel will then be resting on good solid brickwork. Would a 100 x 65 lintel be sufficient given that there is very little weight above or should I go bigger. I can’t find one anywhere though!. You will need a lintel calculated for the new length. Drill hole- fix bracket with a twin thread 4. So this was the main lintel over the garage span supporting the upper story. Hammerman99, Mar 4, 2012. #2. 3 - take out layer of bricks in the sides of stack and break into partition wall. Jitender Screwfix Select. The ingoing edge nearing the ceiling hit a metal lintel some 3 foot or so into the garage. 99 Inc Vat. D. Any advice greatly appreciated. The lintel above one of the upper floor windowes is looking less than great but I don't know how bad really. Inset lintels and bed in place with mortar. 6 mm. . Drilling into a lintel seems like a bad idea, what with it holding up the wall and everything. Prestressed concrete lintels are an excellent solution in providing economical and robust masonry support over door. If it was my own place I wouldn't mind as I would remember to take the key out before opening. 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. Any advice greatly appreciated. 4. When lintels were cast insitu the steel was put in the bottom as this was in tension. . Click and Collect is available or enjoy free UK delivery on selected orders over £150 ex VAT. However, this is structural engineer's calculation, building inspector is happy with it. Advice on lintel. Write a review. A new HSS bit should easily carve through a lintel without problem. If they're sensible. 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. 8m) Rather more than a rotten piece of timber strength of not much more than 0kN/m,. Concrete lintel would be absolutely fine. Support 1 course above where catnic is going using props and strong boys, remove area where lintel is going, bed lintel in on mortar (level both ways obv) with at least 150mm overhang each side, prop lintel off brick below, build brick off lintel to meet upper course. As you can see the pad stone bearing (in yellow box) for lintel is 115mm instead of the minimal 150mm required. Add to Cart. Steve_K New Member. Therefore this padstone doubles the area of the steel's footprint. talk New Member. 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. 8m (wall is 3m) and need to support the roof (7×2 joists 18mm osb) but dont have the room for a rsj because of the 2. You have to accommodate shear rings and you must assure that the cover of concrete is a minimum of 25mm and the shear rings are 10mm so part the steel 25mm to allow for stone to pass in the mix and your beam is as strong as it can get. [Edited by: Forum Moderator] dj. Step 1 - Stripping wallpaper to see plaster board identify existing lintel and remove render. 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. IMG_1762 (Large). Bed your pad stone down as well. 22 each (Inc. I have exposed the internal side of the concrete lintel above my lounge window as I was adding insulation behind the plasterboard. There are different materials used for lintel beams depending on the design and. JED, Dec 10, 2004. 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. Also some types of lintels should be propped until the brickwork has gone off to stopping twisting and bending. Many thanks - JED. Put the required lintel spec on a B&Q trade note pad. Trowel it smooth on the exposed top face. 65x1. 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. Above the garage door will be cladded with cement board rather than be load bearing like blocks. If they have been there for 15 years then I don't really see the problem. (Each end of course!!) bigjules, Feb 19, 2008. But if the underside of your foundations are 1. com. 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. #11. Thanks for the advice Phil. A standard brick is 102mm wide. However, our builder feels that this is overkill and a conventional H beam steel lintol is adequate. #2. Acrow into place. exbg Screwfix Select. Local merchants do a box section HD lintel with 50 kn UDL for about 40 quid. Most probably yes. Discussion in 'Builders' Talk' started by Pawr, Apr 29, 2017. 4. A crack in a reinforced concrete lintel isn't going to be of much concern normally, but this sounds like it could have been a very heavy/substantial impact in a direction the lintel isn't designed to be strong - something of an unknown quantity - I'd want it replaced. Designed for use with timber and masonry structures, they provide structural support and reinforcement. 5 = 7kn/m run. Today, with the cr@ppy weather, I have a drip coming from the lintel of a ground floor window. Discussion in ' Builders' Talk ' started by Andrew De'ath, May 26, 2020 . I've uncovered the metal lintel (installed in 1990) and it looks pretty rusty. 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. This will prevent the stones from falling away when they're disturbed. As you say the lintel is only holding 1 row of bricks so not supporting a very heavy load. I thought padstones were supposed to be slate or metal! Mr. Lintels tend to be of similar design so looking on Standard-Concrete. Lintel and Cavity Tray The lintels are obviously different types. Order Rawlplug Metal Wall Plugs 6mm x 32mm 50 Pack at Screwfix. The issue is long term Damp Proofness of the lintel (i. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. yetanothermike Member. 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. The construction is concrete marley tiles supported roof trusses which sit on the existing 9x3 wood lintels and the outer brick walls. the other dimensions of it was 100*65, would this be strong enough. Grind out the notch though rather than hammer/bolster. 6m wide opening. When I insert the lintel is it best to:-. Screwfix Community Forum. The lintel should have minimum 100mm bearing either side. All you see is the steel lip and then the bricks. I have. Test one out before drilling all the holes. i was going to add a piece of kingspan insulation behind the speakers. I myself would rebuild the left pier, right could be repaired, difficult to be accurate looking at a photo & not actually being there. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. Order online at Screwfix. For guidance catnic do give all lintel sizes and spans for different beams on their website. The bricks are probably over-hanging the lintel edges so you can't see anything. Timber frames were usually enough to support the brickwork with a 6x6 concrete lintel for the inner skin. I’ve got a solid brick wall at around 350mm thickness with an opening of 2. 4 - put two 100mm lintels from partition. #3. the wooden window is looking like it needs some attention too. rogerk101 Screwfix Select. 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. the reinforcement steel inside) that is holding the wall above it. You can use a specialy made plastic cavity box or use wide damp profe membrane. I am building a concrete workshop which will have a doorway 1. The lintel is only supporting the inner skin of block work. 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. Hausfix, Sep 15, 2022. The above masonry will need propping before fitting new lintel, you will create more work by building a central pier. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel? Discussion in 'Builders' Talk' started by ir, Apr 15, 2010. Personally I think mortar makes sense (so long as there's no shrinkage issues) as the bricks the lintel are bedding on aren't the most level surfaced in the world. Abrickie Screwfix Select. ), with virtually no risk of the bricks above moving. It is quite normal to have the slight overhang, wider than 6mm if that's the way it works out. So the ops 1. 8 x 0. 1) Extend the chimney breast out a little from the left to allow the lintel and the fireplace to sit centrally (image 1) 2) Install a steel frame and anchor it to the back wall to support the overhung end of the lintel (image 2) and I don't want to build a frame out from the chimney breast and recess the fireplace into either as it would. The lintel will need to be approx 124. Assume a single core and a minimum bearing of 150mm. 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. There is no loft above, pictured will provide a better idea of the situation. So you need to find a steel stockholders / fabricators (London's not my area - sorry) and ask them for 2 n. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel. 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. #4. CJR1989 New Member. S Builders, Oct 12, 2008. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel. 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. Read the table on you link your 65mm lintel over a 2. We do have a metal bar running across the opening but it’s only 10mm think and 50mm wide. Then finish with mortar and leave the Acro's in overnight. 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. Ask a question. Home Forums > Screwfix Community Forum > Builders' Talk > Steel Lintel. 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. I do believe there are no lintels. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. 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. Richard_, Oct 5, 2019. 2m window over a smaller 1. £23. The wooden lintel spanning 66" is presumably supported on brickwork at either end of the lintel, and given its lasted for decades then you should have no trouble replacing the wooden window with a plastic window. e. So it is one of their lightweight ranges. Anyway, because of the positioning of the lintel, I needed to trim down the bricks to fit. Bob Rathbone Screwfix Select. The centre of the hole will be 120mm above the top face of the lintel. There seems to be no evidence of an external lintel but is defiantly an internal concrete lintel for the inner course of brick. Joe1985 Guest. He says the padstone is 8" x 4" whereas the steel's footprint is 4" x 4". This goes in about 20 mm and then hits something and the drill can not make further progress. Step 3 - Remove center prop and fill with mortar repeat for props left and right, wait 5 days. camey1000 New Member. Discussion in 'Builders' Talk' started by Judith Birkett, Nov 8, 2020. 4 metres. Anyway it cost me £180 to have one installed and they used props to hold up brickwork. 35kg/m2. I have seen people use angle iron. Its a 1930's house - not sure when cavities came in. 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. Galvanised, mild steel. PJ Wales Member. Supreme L02 Steel Reinforced Concrete Lintel - 100 x 65 x. Phil the Paver Screwfix Select. Screwfix Community Forum. Above my lintels in my new extension, would you advise fitting Weep Ventilators along the lintel (or "Peep" Weeps Ventilators)? If so, what should the spacing between them be - I have a 1200 opening and a 1800 opening (lintels are 1500 and 2100 respectively). 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. To prevent corbonation it must be vibrated and the mix. this has left a gap between the lintel and brickwork above to be around 2” one side and about 3/4” the other side. FREE next day delivery available, free collection in 1. Obviously a decent HSS bit is essential 5 or 6mm (any recommedcations, I normally use dewalt) nice and slow as I. Anyone could help to explain their advantages and dis vantages. The old windows have no lintel, I read in the good old days the wood was strong enough to support bricks. 1. Render on the wall insulation and fibre glass on the roof insulation. Test one out before drilling all the holes. The both garages of both houses are in the mid part. It can do, depending on the age of the building. There is a very small area of the wooden lintel that seems damp and soft (see the left of. The builder cleaned the bricks and mortar around the new lintels with brick cleaner to help disguise the work done on the house. So the lintel really just prevents that first brick dropping out, which could rapidly lead to others following and the 'breaking' of the 'arch' and total collapse. Supreme L04 Steel Reinforced Concrete Lintel - 100 x 65 x 1500mm. Hello everyone, I’m after a bit of advice, please. . When you can feel that the drill in nearly through then stop and use your 5 or 5. The standard design figure for a flat roof is 1. Nowadays they are often pre-stressed in the neutral plane. I managed to buy 2700mm long, 100mm by 150mm concrete lintels from my local builders merchant for my garage doors. The top of the french door (1800mm wide) and two windows(1200mm wide each) will be in the top layer of blocks - i. Density of thermalite block say 730kg /m3 (depends on specific block used), hence 110kg /m2 for 150mm thick block. 65x1. 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. My single story extension shed has had the lintel above the door entrance raised from 1. The wall itswlf is an external end of house (detached) wall, bottom floor. Erbauer Straight Shank Ground HSS Drill Bits 12mm x 151mm 5 Pack (24565) (403) compare. 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. stevie22 Screwfix Select. Therefore I think careful considered drilling will cause no problems. View attachment 24992. 3 high, max 4 metre to apex roof. The photo shows the oven and fridge freezer that are going to be removed and the opening made behind, however before any walls start getting cut i have been trying to find out about the lintel and how far in the doorway (archway?) will need to be from the corner, i have attempted to search google, however only come back with "Corner lintels". As the top of the window will only. 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. The cavity tray (as per lintel install guidelines) runs down the lintel and bedded under the first course of bricks / blocks that sit on the outer leaf of the cavity lintel, which lead. Hi I want to increase the width of a doorway. 7 metre clear span (max) is capable of 1kn loads an average floor load is 1. Hi, I've been having some trouble drilling into a lintel above a couple of windows, I'm fitting new blinds. Home Forums > Screwfix Community Forum > Builders' Talk > Replacing lintel. 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. Or is there some other method that would work. If i were you i would ring your local council and ask to speak to a bco before the 'builder' goes any. Apparently the top piece of concrete is the lintel and it's being supported by the concrete posts and the sill so nobody is prepared to take out the sides and sill. Having the lintel more or less touching the frame isn't a problem, it just shows they measured an manufactured the windows accurately as you don't want big gaps. Screwfix Community Forum. 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). They were happy With my work until they received final bill. And all the same to anyone else. Graham Swire New Member. CGN Screwfix Select. I suspect it could do with replacing. I saw three of the four lintels that the builder took out. Looks like a small section has blown about 100 mm long by 10mm deep. Easy to use by filling hole with the mix and adding water, no manual mixing required. What lintel is on the outer skin? Or is it an arch. CGN, Oct 8, 2015. CGN Screwfix Select. #3. Maybe concrete padstones will be required here. I’m widening the door frames in my house to 76cm ones.