Collection: John Guest 12mm Push-Fit Plumbing Fittings for Campervans, Motorhomes, and Caravans

Browse our full range of John Guest 12mm push-fit fittings, designed for reliable, easy-to-install plumbing in campervans, motorhomes, and caravans. These high-quality fittings are ideal for hot and cold water systems, offering a secure, leak-free connection without tools. Perfect for DIY conversions or professional installations, John Guest 12mm fittings are the trusted choice for van life plumbing.

John Guest 12mm Push-fit Pipe Inserts

John Guest 12mm Push-fit Pipe Inserts

8 total reviews

Regular price From £3.95 inc. VAT

Regular price Sale price From £3.95 inc. VAT
John Guest 12mm Push-fit Semi Rigid Pipe - Blue (Cold Water)

John Guest 12mm Push-fit Semi Rigid Pipe - Blue (Cold Water)

2 total reviews

Regular price From £1.35 inc. VAT

Regular price Sale price From £1.35 inc. VAT
John Guest 12mm Push-fit Equal Elbow

John Guest 12mm Push-fit Equal Elbow

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Equal Tee

John Guest 12mm Push-fit Equal Tee

1 total reviews

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Shut Off Isolation Valve/Tap

John Guest 12mm Push-fit Shut Off Isolation Valve/Tap

1 total reviews

Regular price From £6.75 inc. VAT

Regular price Sale price From £6.75 inc. VAT
John Guest 12mm Push-fit Semi Rigid Pipe - Red (Hot Water)

John Guest 12mm Push-fit Semi Rigid Pipe - Red (Hot Water)

Regular price From £1.35 inc. VAT

Regular price Sale price From £1.35 inc. VAT
John Guest 12mm Push-fit Female to 1/2" BSP Female Thread

John Guest 12mm Push-fit Female to 1/2" BSP Female Thread

1 total reviews

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Non Return / Check Valve

John Guest 12mm Push-fit Non Return / Check Valve

3 total reviews

Regular price From £8.95 inc. VAT

Regular price Sale price From £8.95 inc. VAT
John Guest 12mm Push-fit Equal Straight Connector

John Guest 12mm Push-fit Equal Straight Connector

1 total reviews

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Female to 1/2" BSPT (Tapered) Male Thread

John Guest 12mm Push-fit Female to 1/2" BSPT (Tapered) Male Thread

1 total reviews

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Stem Elbow

John Guest 12mm Push-fit Stem Elbow

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread

John Guest 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Female Y Piece - Black

John Guest 12mm Push-fit Female Y Piece - Black

2 total reviews

Regular price From £3.75 inc. VAT

Regular price Sale price From £3.75 inc. VAT
John Guest 12mm Push-fit Female to 15mm Female for Bullfinch Outdoor Shower Point

John Guest 12mm Push-fit Female to 15mm Female for Bullfinch Outdoor Shower Point

Regular price From £3.95 inc. VAT

Regular price Sale price From £3.95 inc. VAT
John Guest 12mm Push-fit Female End Cap

John Guest 12mm Push-fit Female End Cap

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
DMfit 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread

DMfit 12mm Push-fit Female to 1/2" BSPP (Parallel) Male Thread

Regular price From £2.95 inc. VAT

Regular price Sale price From £2.95 inc. VAT
Single Flow Bend for John Guest 12mm Push-fit Pipe

Single Flow Bend for John Guest 12mm Push-fit Pipe

1 total reviews

Regular price From £2.95 inc. VAT

Regular price Sale price From £2.95 inc. VAT
John Guest 12mm Push-fit Female/Female Bulkhead Fitting

John Guest 12mm Push-fit Female/Female Bulkhead Fitting

1 total reviews

Regular price From £4.75 inc. VAT

Regular price Sale price From £4.75 inc. VAT
John Guest 12mm Push-fit Female to 3/4" BSP Female Thread

John Guest 12mm Push-fit Female to 3/4" BSP Female Thread

1 total reviews

Regular price From £3.95 inc. VAT

Regular price Sale price From £3.95 inc. VAT
DMfit 12mm Male Stem to 3/8" (10mm) Male Barb

DMfit 12mm Male Stem to 3/8" (10mm) Male Barb

2 total reviews

Regular price From £2.95 inc. VAT

Regular price Sale price From £2.95 inc. VAT
Pair of 300mm John Guest 12mm Push-fit x M10 Flexi Tap Hose Tails

Pair of 300mm John Guest 12mm Push-fit x M10 Flexi Tap Hose Tails

Regular price £17.95 inc. VAT

Regular price Sale price £17.95 inc. VAT
John Guest 12mm Push-fit Female to 3/8" BSPP Male Thread

John Guest 12mm Push-fit Female to 3/8" BSPP Male Thread

1 total reviews

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Male Blanking Plug - Red

John Guest 12mm Push-fit Male Blanking Plug - Red

Regular price From £2.75 inc. VAT

Regular price Sale price From £2.75 inc. VAT
John Guest 12mm Push-fit Female to 15mm Male Stem

John Guest 12mm Push-fit Female to 15mm Male Stem

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Female Y Piece - White

John Guest 12mm Push-fit Female Y Piece - White

Regular price From £3.75 inc. VAT

Regular price Sale price From £3.75 inc. VAT
John Guest 12mm Push-fit Female to 10mm Female Straight Adaptor

John Guest 12mm Push-fit Female to 10mm Female Straight Adaptor

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 12mm Push-fit Female to 3/8" BSP Female Thread

John Guest 12mm Push-fit Female to 3/8" BSP Female Thread

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
Low Fit Support Elbow for John Guest 12mm Push-fit Pipe

Sold out

Low Fit Support Elbow for John Guest 12mm Push-fit Pipe

Regular price £3.95 inc. VAT

Regular price Sale price £3.95 inc. VAT

Sold out
John Guest 12mm Push-fit Male Blanking Plug - Black

John Guest 12mm Push-fit Male Blanking Plug - Black

Regular price From £2.75 inc. VAT

Regular price Sale price From £2.75 inc. VAT
John Guest 12mm Push-fit Male Stem to 1/2" BSPP Male Thread

John Guest 12mm Push-fit Male Stem to 1/2" BSPP Male Thread

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 15mm Push-fit Female to 1/2" (12mm) Male Barb for Bullfinch Outdoor Shower

John Guest 15mm Push-fit Female to 1/2" (12mm) Male Barb for Bullfinch Outdoor Shower

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT
John Guest 15mm Male Stem to 1/2" (12mm) Male Barb Connector

John Guest 15mm Male Stem to 1/2" (12mm) Male Barb Connector

Regular price From £2.95 inc. VAT

Regular price Sale price From £2.95 inc. VAT
John Guest 12mm Male Stem to 3/8" BSPP Male Thread

John Guest 12mm Male Stem to 3/8" BSPP Male Thread

Regular price From £3.25 inc. VAT

Regular price Sale price From £3.25 inc. VAT

Collection: John Guest 12mm Push-Fit Plumbing Fittings for Campervans, Motorhomes, and Caravans

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