- There are no more items in your cart
- Shipping
- Total $0.00
- Undersink Filter Systems
- Reverse Osmosis
- Alkaline/Reminerlising Cartridges & Systems
- Chloramine Systems
- Whole House Systems
- Fluoride Systems
- Tank Water Filters
- Countertop Filters
- UV Sterilisers
- Replacement Cartridges
- Shower and Bath Filters
- Test Meters
- John Guest Fittings
- Jaco Fittings
- Coffee Filters
- Spare Parts
- Faucets
- Autoclave Water Filters
- Clearance
- Commerical Filter Systems
- Water Coolers
- Fridge Filters
- Caravan Water Filters
- Conversion Kits
- Stainless Steel Systems

John Guest Fittings
PSI Water Filters supplies a wide range of genuine John Guest fittings. John Guest is a world renowned British manufacturing company that creates different product lines ranging from female pipe adapters to stop taps.
John Guest products are sold all over the world from Australia to Spain as well as many other countries. John Guest fittings are used for a variety of applications such as water filter systems, drink dispensers, plumbing, automotive and telecommunications and many other industries and applications.
If you are looking for a particular John Guest fitting for your water filter system and cannot find it, please give our experts a call on 0363444635, and we will be glad to help you. All John Guest fitting and tubing products are supplied comply to international NSF standard.
Tube To Male Pipe Adapter JG 1/4 Inch Tube To 1/8 Inch Male Npt Thread
Tube to male pipe adapter - 1/4" tube to 1/8"NPT. Genuine John Guest (not a Chinese copy)
Tube To Male Pipe Adapter JG 1/4 Inch Tube To 1/4 Inch Male Bsp Thread
Tube to male pipe adapter 1/4" tube to 1/4" BSP male thread- Available in various sizes & types.
Tube To Male Pipe Adapter JG 1/4 Inch Tube To 1/4 Inch Male Npt Thread
Tube to male pipe adapter - 1/4" tube to 1/4" NPT
John Guest stem 3/8" to 1/4" NPT straight
John Guest straight stem adapter 3/8" to 1/4" NPT thread.
Tube To Tube Joiner JG 1/4 Inch To 1/4 Inch
Tube to tube joiner - 1/4" tube to tubeGenuine John Guest (not a Chinese copy)
Tube To Female Pipe Adapter JG 1/4 Inch Tube To 7/16 Inch Faucet
Tube to 7/16th UNS faucet adapter for 1/4" tube. Genuine John Guest (not a Chinese copy) Total minimum order value $20.00 plus post, can include other items.
Tube To Tube Elbow JG 1/4 Inch To 1/4 Inch
Tube to tube elbow - 1/4: tube to 1/4" tube elbow. Genuine John Guest (not a Chinese copy)
Tube To Male Pipe Adapter Black JG 12mm Tube To 1/2 Inch Bsp
Tube to male pipe adaptes 12mm tube to 1/2" BSP male Genuine John Guest (not a Chinese copy) PM011214E
Elbow Stem Adapter 12 Mm To 12 Mm Tube
Elbow stem adapter 12mm to 12mm Genuine John Guest (not a Chinese copy)
Tube To Tube To Tube Tee JG 1/4 Inch - 1/4 Inch - 1/4 Inch
Tube to tube to tube tee - 1/4" Genuine John Guest (not a Chinese copy)
Tube To Tube Joiner JG 3/8 Inch To 1/4 Inch
Tube to tube joiner - 3/8" to 1/4" reducing joiner Genuine John Guest (not a Chinese copy)
Tube To Female Pipe Adapter JG 3/8 Inch Tube To 7/16 Inch Faucet
Tube to female pipe adapter 3/8" tube to 7/16th faucet adapter Genuine John Guest (not a Chinese copy)
Tube To Tube Joiner JG 3/8 Inch To 3/8 Inch
Tube to tube joiner - 3/8" to 3/8" Genuine John Guest (not a Chinese copy)
Tube To Female Pipe Adapter JG 1/4 Inch Tube To 1/2 Inch Bsp
Tube to female pipe adapter - 1/4" tube to 1/2" BSP female thread Genuine John Guest (not a Chinese copy)
Tube To Tube To Tube Tee JG 3/8 Inch - 3/8 Inch - 3/8 Inch
Tube to tube to tube tee - John Guest 3/8" equal tee Genuine John Guest (not a Chinese copy)
Tube to female pipe adapter JG 3/8in tube to 1/2in BSP
Tube to female pipe adapter JG 3/8in tube to 1/2in BSP
Tube To Male Pipe Adapter JG 3/8 Inch Tube To 1/2 Inch Male Nptf Thread
Tube To Male Pipe Adapter JG 3/8 Inch Tube To 1/2 Inch Male Nptf Thread
Tube To Male Pipe Adapter JG 1/2 Inch Tube To 3/8 Inch Male Nptf Thread
Male Pipe Adapter JG 1/2 Inch Tube To 3/8 Inch Male Nptf Thread
Tube to female pipe adapter JG 12mm tube to 1/2in BSP Female
Tube to female pipe adapter JG 12mm tube to 1/2in BSP Female
Stop Tap 1/4 Inch Tube To 1/4 Inch Tube
Stop tap - 1/4" tube to 1/4" tube Genuine John Guest (not a Chinese copy)
3/4 Inch Bsp female To 1/4 Inch Tube
John Guest 3/4" BSP female thread (garden tap) to 1/4" tube. Genuine John Guest (not a Chinese copy)
Stop Tap 1/4 Inch Npt Male Thread To 1/4 Inch Tube
Stop tap - 1/4" tube to 1/4" NPT male thread Genuine John Guest (not a Chinese copy)