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22mm

The 8×22mm Nambu is a semi-rimmed, bottleneck handgun cartridge introduced in Imperial Japan in 1904, used in the Type 100 submachine gun and Nambu pistol. The 8×22mm round was used during the Pacific War and Second Sino-Japanese War.

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  1. I

    Pressure gauge for 22mm pipe

    Hello, Can someone be kind to tell me what parts do I require (and where from) if I want to fit a pressure gauge on a 22mm feed, I guess I would need a tee to house the gauge, cant seem to find anything online. Many thanks
    • iconboy2021
    • Thread
    • 22mm america gauge pipe pressure usa
    • Replies: 2
    • Forum: USA
  2. J

    Gas pipe oversizing. 22mm vs 32mm

    Just to be really clear I will not be doing any of the work mentioned below. This will all be carried out by Gas Safe Engineers. I'm looking to get a Gas Safe engineer to move a boiler from the main house to the garage. As part of this process I will also be getting the main gas supply and...
  3. Ccw1971

    Advice - 15mm gate valve to 22mm flow

    Hi, new member here, so hello! I recently bought a house that needs heaps of work, so have no money and lots to learn along the way. Ive had a new WB 8000 Life 40kw system boiler installed on my gravity fed system. The house is a long bungalow with roof rooms which had no heating so I asked my...
  4. P

    Is 22mm pipe worth it when using a 15mm pressure equalising valve?

    Hi all Making some final decisions on the plumbing for our bathroom refit. Background: we'll be having a shower mixer tap on the bath, hot water is gravity fed, and cold is mains. So I'll be having a pressure equalising valve (PEV) before the shower mixer to balance the hot and cold. I know...
    • Plumb Line
    • Thread
    • 15mm 22mm america pipe pressure usa using valve worth
    • Replies: 8
    • Forum: USA
  5. D

    22mm speedfit to waste pipe???

    I'm installing a waste pump in wet zone area(ground floor concrete) Waste pump has 22mm feeds which I would normally connect to soil pipe with boss strap. However the soil pipe is clay embedded in concrete with a 90° pan connector going straight into the ground. I've seen the pan conns with...
    • Dazzza41
    • Thread
    • 22mm america pipe speedfit usa waste waste pipe
    • Replies: 8
    • Forum: USA
  6. M

    Capping 22mm hot water pipe

    Hello, as per title I need to cap off the hot/cold feeds to the bath before I rip it out. Its 22mm copper feeding into flexible pipe to the tap. I've just checked and my pipe cutter only does 15mm. Given the picture below, is there a capping with a male end I could screw replace the Flexi...
    • Mjward
    • Thread
    • 22mm america capping hot hot water pipe usa water
    • Replies: 5
    • Forum: USA
  7. W

    22mm to 28mm boiler

    hi all Iam installing a new combi oil boiler the old boiler (system boiler) had 28mm feed and flow connections new combi has 22mm Iam ok to connect the 22mm straight into the 28mm pipes
    • william1985
    • Thread
    • 22mm 28mm america boiler usa
    • Replies: 10
    • Forum: USA
  8. B

    Will a 22mm pipe cutter work on older 3/4"?

    Hi All Pretty explanatory really, need to cut some old 3/4" pipe feeding H+C bath taps, access is very tight. Will my 22mm cutter work on 3/4", if not what can i use? Thanks
    • bilabonic
    • Thread
    • 22mm america cutter older pipe usa work
    • Replies: 4
    • Forum: USA
  9. G

    Reducing 22mm pipe to 15mm

    Hi, We've recently had a pressurised hot water cylinder installed. When we use the kitchen tap it's quite a long run so the hot water takes a long time to run hot. I could fairly easily reduce about 7 metres of 22mm pipe down to 15mm (it already reduces to 15mm upstairs anyway before dropping...
    • GC2
    • Thread
    • 15mm 22mm america pipe reducing usa
    • Replies: 18
    • Forum: USA
  10. B

    Danfoss Randall HS3 22mm Motorised Three Port Mid-Position Valve

    recurring Issue, any help would be greatly appreciated. I have changed this valve twice in the last 3 years........ is this normal or would i expect to get longer use out of this valve?
    • Buck Taylor
    • Thread
    • 22mm america danfoss motorised three usa valve
    • Replies: 2
    • Forum: USA
  11. B

    Need a concealed thermo valve with 22mm inlets and 150mm centres

    Hi, I'm looking for a concealed thermostatic valve with 22mm inlets and 150mm centres. Something with a brass construction but not £300 or over. I'd be very grateful for any help! thanks, Ben
    • benathycromalin
    • Thread
    • 150mm 22mm america brass centres concealed shower valve thermo usa valve
    • Replies: 5
    • Forum: USA
  12. ShaunCorbs

    Honeywell 2 port valves 22mm

    Anyone got any looking for 6 possible more
  13. A

    38kw combi boiler supplying a shower. 22mm or 15mm pipework?

    38kw combi boiler supplying a shower. 22mm or 15mm pipework? I am refurbishing a 1st floor bathroom and installing a shower to replace a bath and have a 22mm/15mm pipe quandary. There is currently a newish Worcester Greenstar 38CDi Classic combination boiler and my question is should I redo...
    • Ahearsum
    • Thread
    • 15mm 22mm america boiler combi combi boiler pipework shower usa
    • Replies: 6
    • Forum: USA
  14. Meady

    Honeywell 22mm V4043 2 port zone valve for sale

    I have 11 of the above for sale, all are brand new and in the original box. Looking for £40 each posted for them. Cheers 1596736173 10 already sold, just the 1 left now. Cheers
    • Meady
    • Thread
    • 2 port 22mm for sale forum honeywell plumbing sale valve zone zone valve
    • Replies: 2
    • Forum: Plumbing Zone
  15. S

    Max distance for 10mm tails off 22mm flow and return

    I’m considering my options for moving (JG) pipework from an inaccessible place whilst the floor is up. One option might be to use 2 x JG 4-port manifolds, mounted in a much more convenient location. But, this would mean adding 2 - 3 metres to the 10mm tails (off flow and return) and i’m not sure...
    • smallsteve
    • Thread
    • 10mm 22mm america distance flow flow and return return speedfit tails usa
    • Replies: 16
    • Forum: USA
  16. V

    15mm into 22mm into 15mm into 22mm heating

    I have a a 3 story house with a combi boiler on the top floor and a crawl space under ground floor. The heating on the ground floor is rubbish and looking under the floor the pipes are a bodged mess of 15mm copper, 15mm plastic, 10mm copper and 10mm plastic, that is uninsulated and slowly...
  17. S

    change to 22mm pipe from mains?

    I live in a maisonette and there is a single pipe that comes in from the street for both flats. The pipe that enters the building is lead, probably 3/4, and is changed to 15mm copper pipe with an stopcock. This goes on for about 5-10m where it splits to both flats. Generally, water pressue is...
    • SQUIRMSTER
    • Thread
    • 22mm america change mains pipe usa
    • Replies: 2
    • Forum: USA
  18. C

    Rerouting 28mm and 22mm pipes which were connected to old hot water tank.

    Hi I've started to renovate my bathroom and I've come across these pipes which were located in the tank cupboard. Given the property has a combi boiler will these pipes still be in use? If they are will it be alright for me to reroute them so they sit under the floorboards out of the way...
    • Captain Scarlet
    • Thread
    • 22mm 28mm america connected hot hot water old pipes tank usa water water tank which
    • Replies: 4
    • Forum: USA
  19. R

    Removing broken 22mm waste pipe from elbow joint

    Hi All, I'm about to install a new Macerator unit in a downstairs cloakroom and was planning on using the waste pipe from the previous unit. The problem is the old UPVC 22mm has broken off inside the elbow joint that goes into the wall. Does anyone know the best way to remove the broken part...
    • rosedani
    • Thread
    • 22mm america broken elbow joint macerator pipe removing saniflo usa waste waste pipe
    • Replies: 5
    • Forum: USA
  20. J

    Central heating flow/return 3 bed terrace - 15mm or 22mm

    My son has a 3 bed terraced house and a damp patch on a ground floor timber floor/wall that I think is caused by a pin hole/failed joint in the copper pipe. Rather than just do a localised repair I intend to replace all the ground floor pipe. The exisiting setup has 22mm pipe dropping down from...
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