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40mm

40 mm grenade (alternative spelling: 40mm grenade) is a common design for grenade launcher ammunition. It consists of a low-velocity shell (a grenade) with a caliber of 40 mm (1.57 in).

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  1. C

    Fitting European shower trap to 40mm waste pipe

    Hi Everyone, Can anyone help? I have been searching but with no luck. I am trying to fit a Duravit shower trap which has a 50mm outside diameter euro pipe size outlet. I need to attach it to a 40mm UK size waste pipe and would prefer to solvent weld it as the pipe will be under a tiled...
  2. R

    Connection for 40mm waste to flexible 30mm bath hose waste

    Hi, just hoping someone can advise on best option to connect 40mm waste pipe to a flexible bath waste hose of approx 30mm, I assume some form a spigot to will needed but not sure exactly what to search for. Many thanks in advance!
  3. J

    Waste pipe (40mm) on Boundary wall - is this allowed?

    Hi, I am new to this forum and would highly appreciate if someone could provide a guidance pls. Ours is a semi detached property with bungalow on the other side. The previous owner of our property did a 1st floor side and rear extension around 2015. The old bathroom was with saniflo system in...
  4. S

    40mm pushfit to solvent weld?

    Hi, I have a 40mm pushfit branch / boss that I want to convert to solvent weld. I want to get rid of the pushfit aspect altogether, is this possible? If so, how?
  5. B

    ADVICE-40mm waste leaking ceiling. Pipes at angle/undefeated pressure?

    Hi I fitted a bath/shower 12 years ago and a few months ago it developed a leak. It was basically at a coupler on 40mm solvent where my new white PVC joined the existing grey PVC. I cut a hole in the ceiling and could also easily view it with the bath panel off but not access it from there...
  6. B

    40mm pipe to 50mm internal diameter boss

    I don't know if such a thing just doesn't exist, but I am looking for a boss adaptor for a 40mm solvent pipe to fit a boss with 50mm internal diameter?
  7. J

    32mm basin trap, but 40mm bath trap

    Hi all. I'm just curious...why do bath traps use 40mm connections and pipework and yet basin traps use 32mm? I have a very short length (1.25m) of 40mm pipe leading from the bath into the soil pipe. Half way along this run, I have a 40mm 't' connector, from which the pipework from the basin...
  8. P

    Belfast sink - joining old waste to new 40mm trap and pipe

    Hi all We're having an old belfast sink fitted in our WC/utility room. We'd like to use the existing old waste; and by all accounts it'd be a pig's jacksie to remove even if we wanted to! The threaded section in the photo measures approx. 1.88" / 47.8mm outside diameter and 1.24" / 31.5mm...
    • Plumb Line
    • Thread
    • 40mm america new old pipe sink trap usa waste
    • Replies: 26
    • Forum: USA
  9. S

    110mm End Cap Solutions

    I am currently plumbing in my shower and wondering whether I will get away with the endcap as seen in picture one, already fitted, or whether I should replace it with the solvent weld type that is seen in picture two? Normally you would avoid compression fittings where they are hard to get to...
  10. S

    Hi-Flow Shower Trap Pipework Check

    I’m currently considering how best to do the pipework from the shower trap (90mm, 1.5”) and I just wanted some input from you guys and which is the best option, as shown in the attached photos? Never done this kind of thing before and I am a little bit concerned that my pipework may not be able...
  11. J

    Can you connect a 32mm basin waste to 40mm bath waste?

    I have a basin waste and a bath waste that ideally I would like to connect together - to empty into a hopper. So can I connect a 32mm basin waste to a 40mm bath waste - if so using a reducer or is there some 32mm to 40mm T? Or should I upgrade the basin waste to 40mm if possible? Ideally...
    • Justice League
    • Thread
    • 40mm america basin bath bath waste connect usa waste
    • Replies: 7
    • Forum: USA
  12. ChrisD

    Pipe Reduction 43mm to 40mm

    Morning all, I need to reduce a Floplast 43mm solvent pipe down to a 40mm size to connect to a 3-way valve. Can anyone recommend a product that will achieve a 43mm to 40mm reduction please?
    • ChrisD
    • Thread
    • 40mm america pipe usa
    • Replies: 4
    • Forum: USA
  13. E

    40mm to 50mm Threaded Reducer (Shower Waste)

    Hi all, Stumbled into a bit of an issue. I am re-doing my En-Suite. I am at the stage where I am fitting the shower tray. The previous waste exit was 50mm. The trap that has come with the new tray is 40mm. I have been searching everywhere to find one of these in the UK but for love nor money I...
  14. J

    40mm piping - welded parts / coupler / compression question

    Newbie - elemental parts-ordering question here:, relating to the size i need to refer to / compatibility when ordering replacement pipe parts. For 40mm piping (under sink / washing machine arrangement) - see photo 1. For 40mm piping, when ordering welding couplers, welding bends and welding...
    • joeblow47
    • Thread
    • 40mm america compression coupler parts piping question usa
    • Replies: 11
    • Forum: USA
  15. B

    ADVICE -Best pipe cutter for 40mm plastic?Hi Guys

    Hi Guys, I'm looking to purchase a 40mm PVC/Plastic pipe cutter, i have a ceapy chinese ratchet type one but the ratchet system is broke, plus a 40mm pipe barely fits into it. I will be doing a lot of floplast or polypipe solvent 40mm cuts (not sure which atm, whoever is cheapest and does...
  16. B

    Advice Please - 40mm Solvent Weld in Black inc Tank connectors?

    Hi All I currently have a Koi set up and it's all done with Toolstation push fit connectors (these are an odd size and different to polypipe ones, the ends have a 'clip' that holds the rubber seal in). I have emptied the system due to leaks popping up all over the place, i have elbows, Tee's...
    • bilabonic
    • Thread
    • 40mm advice america black connectors please solvent solvent weld tank usa weld
    • Replies: 9
    • Forum: USA
  17. S

    82mm underground pipe - 2 x 40mm wastes

    Hello New to this forum, the last few days I have been constantly surfing the web looking at how to rectify my pipe problem. I have a kitchen waste pipe which is 40mm that goes out through an external wall into a orange open PVC pipe which measures 82mm internal diameter which is of a open end...
    • skunked
    • Thread
    • 40mm america pipe underground usa wastes
    • Replies: 7
    • Forum: USA
  18. Bbarclays

    Radiator 40mm Wall to Centre Tapping (mm)

    Anyone knows a radiator wich has inlet and outlet roughly 40 mm from wall to radiator pipe centers(looking from side paralel to wall view). I have ordered from mytub radiators, however got reply afer a day. Order Notes: ------------------------ Steve 23.07.20 12:27 pm...
  19. S

    Waste pipe issue - 40mm pipe sliced open

    I’m having an issue with some waste pipework that I’ve never come across before! Customer has reported a leak on some 40mm waste pipe i installed under a kitchen sink about 18 months ago. It appears to have cracked but it’s like someone has taken a Stanley knife or a plastic pipe slice to it...
    • Sfc
    • Thread
    • 40mm america issue pipe usa waste waste pipe
    • Replies: 15
    • Forum: USA
  20. I

    38mm European waste pipe to 40mm UK compression waste fitting

    What's the best way to ensure a watertight fit connecting a 38mm European / continental waste pipe to a 40mm UK compression waste fitting without using a 38mm to 40mm adaptor prior? The reason not to use an adaptor is because there's no space. Note, a 40mm compression fitting on a 38mm pipe will...
    • Ian101
    • Thread
    • 38mm 40mm america compression compression waste continental european fitting pipe polypropylene waste usa waste waste pipe
    • Replies: 3
    • Forum: USA
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