Collection: Push-fit Fittings
This comprehensive push-fit fittings collection simplifies motorhome, campervan and caravan plumbing installations with proven John Guest Speedfit components that connect instantly without tools, making professional water system results achievable regardless of experience level. The 12mm range covers complete system requirements from basic connectors through to specialised adaptors and flow control components, eliminating the need for soldering skills or threading equipment while delivering reliable, leak-proof connections for leisure vehicle conversions and upgrades. Quality materials and proven sealing technology ensure long-term performance in mobile applications, maintaining flexibility to extend water systems as requirements change.
We’ve put together a handy YouTube video giving an overview of 12mm pushfit fittings for you here.
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John Guest 12mm Push-fit Pipe Inserts
4.88 / 5.0
(8) 8 total reviews
Regular price From £3.95 inc. VATRegular priceSale price From £3.95 inc. VAT -
12mm Pushfit Demount Tool
Regular price £1.95 inc. VATRegular priceSale price £1.95 inc. VAT -
John Guest 12mm Push-fit Shut Off Isolation Valve/Tap
5.0 / 5.0
(1) 1 total reviews
Regular price From £6.75 inc. VATRegular priceSale price From £6.75 inc. VAT -
John Guest 12mm Push-fit Female to 10mm Female Straight Adaptor
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Equal Straight Connector
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Equal Elbow
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Equal Tee
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Stem Elbow
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Non Return / Check Valve
5.0 / 5.0
(3) 3 total reviews
Regular price From £8.95 inc. VATRegular priceSale price From £8.95 inc. VAT -
John Guest 12mm Push-fit Female to 3/8" BSPP Male Thread
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female to 1/2" BSPT (Tapered) Male Thread
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female/Female Bulkhead Fitting
5.0 / 5.0
(1) 1 total reviews
Regular price From £4.75 inc. VATRegular priceSale price From £4.75 inc. VAT -
John Guest 12mm Push-fit Female End Cap
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Male Stem to 3/8" BSPP Male Thread
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Male Stem to 1/2" BSPP Male Thread
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female Y Piece - Black
5.0 / 5.0
(2) 2 total reviews
Regular price From £3.75 inc. VATRegular priceSale price From £3.75 inc. VAT -
John Guest 12mm Push-fit Female Y Piece - White
Regular price From £3.75 inc. VATRegular priceSale price From £3.75 inc. VAT -
John Guest 12mm Push-fit Female to 3/8" BSP Female Thread
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female to 1/2" BSP Female Thread
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
John Guest 12mm Push-fit Female to 3/4" BSP Female Thread
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.95 inc. VATRegular priceSale price From £3.95 inc. VAT -
John Guest 12mm Push-fit Female to 15mm Female for Bullfinch Outdoor Shower Point
Regular price From £3.95 inc. VATRegular priceSale price From £3.95 inc. VAT -
John Guest 12mm Push-fit Female to 15mm Male Stem
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
12mm Blue Locking Clips (Cold Water)
5.0 / 5.0
(3) 3 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
12mm Red Locking Clips (Hot Water)
5.0 / 5.0
(1) 1 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
Single Flow Bend for John Guest 12mm Push-fit Pipe
5.0 / 5.0
(1) 1 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
Double Flow Bend for John Guest 12mm Push-fit Pipe
Regular price £3.50 inc. VATRegular priceSale price £3.50 inc. VAT -
Low Fit Support Elbow for John Guest 12mm Push-fit Pipe
Regular price £3.95 inc. VATRegular priceSale price £3.95 inc. VATSold out -
Pair of 300mm 12mm Push Fit x M10 Flexi Tap Hose Tails
Regular price £15.95 inc. VATRegular priceSale price £15.95 inc. VAT -
John Guest 12mm Push-fit Female to 3/8" (10mm) Male Barb Straight Adaptor
5.0 / 5.0
(2) 2 total reviews
Regular price £6.95 inc. VATRegular priceSale price £6.95 inc. VAT -
John Guest 12mm Push-fit Female to 3/8" (10mm) Male Barb Angled Adaptor
Regular price £6.95 inc. VATRegular priceSale price £6.95 inc. VAT -
John Guest 12mm Push-fit Female to 1/2" (12mm) Male Barb Straight Adaptor
5.0 / 5.0
(2) 2 total reviews
Regular price £6.95 inc. VATRegular priceSale price £6.95 inc. VAT -
John Guest 12mm Push-fit Female to 1/2" (12mm) Male Barb Angled Adaptor
4.5 / 5.0
(2) 2 total reviews
Regular price £6.95 inc. VATRegular priceSale price £6.95 inc. VAT -
DMfit 12mm Push-fit Pipe Inserts
Regular price From £3.75 inc. VATRegular priceSale price From £3.75 inc. VAT -
DMfit 12mm Push-fit Equal Straight Connector
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Equal Elbow
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Equal Tee
4.0 / 5.0
(1) 1 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Female Y Piece
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Female 4 way Cross Connector
Regular price £4.25 inc. VATRegular priceSale price £4.25 inc. VAT -
DMfit 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Female to 1/2" BSP Female Thread
5.0 / 5.0
(1) 1 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Female to 3/4" BSP Female Thread
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
DMfit 12mm Push-fit Female/Female Bulkhead Fitting
Regular price From £4.25 inc. VATRegular priceSale price From £4.25 inc. VAT -
DMfit 12mm Push-fit Stem Elbow
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 15mm Push-fit Stem Elbow
Regular price From £3.25 inc. VATRegular priceSale price From £3.25 inc. VAT -
DMfit 12mm Push-fit Female to 15mm Female for Bullfinch Outdoor Shower Point
5.0 / 5.0
(1) 1 total reviews
Regular price From £3.95 inc. VATRegular priceSale price From £3.95 inc. VAT -
DMfit 12mm Push-fit Non Return / Check Valve
Regular price From £8.95 inc. VATRegular priceSale price From £8.95 inc. VAT -
DMfit 12mm Push-fit Female End Cap
5.0 / 5.0
(1) 1 total reviews
Regular price From £2.95 inc. VATRegular priceSale price From £2.95 inc. VAT -
DMfit 12mm Push-fit Shut Off Isolation Valve/Tap
5.0 / 5.0
(3) 3 total reviews
Regular price From £4.95 inc. VATRegular priceSale price From £4.95 inc. VAT -
DMfit 12mm Push-fit Female 90° Shut Off Isolation Valve/Tap
1.0 / 5.0
(1) 1 total reviews
Regular price From £4.95 inc. VATRegular priceSale price From £4.95 inc. VAT
















































