John Guest Plug - 1/4"
MPN:
The John Guest 1/4" Plug is suitable for potable domestic and commercial water applicatio...
1/4" Fittings
Browse reliable water filtration products, replacement cartridges and installation essentials selected for homes, businesses and specialist applications.
Filter products
Filters
John Guest 3 Way ASV Valve - 15mm x 15mm x 1/4" Push Fit
MPN:
The John Guest 3 Way ASV Valve with 15mm PF x 15mm PF x 1/4" Push Fit connections is the ...
John Guest Female Adapter - 1/4" Push Fit x 1/4" Female NPTF
MPN:
The John Guest 1/4" Push Fit x 1/4" Female NPTF Adapter is commonly used for water filtra...
John Guest Reducing Stem Elbow - 1/4" Push-Fit x 3/8" Stem
MPN:
The John Guest Stem Elbow with 1/4" push-fit x 3/8" stem connections is suitable for pota...
John Guest Reducing Elbow - 3/8" x 1/4" Push-Fit
MPN:
John Guest Reducing Elbow with 3/8" push-fit x 1/4" push-fit connections. Manufactured in...
John Guest Bulkhead Connector - 1/4" Push Fit
MPN:
John Guest Bulkhead Connector with 1/4" Push Fit connections, produced in a grey acetal ...
John Guest Reducing Elbow - 5/16" x 1/4" Push-Fit
MPN:
John Guest Reducing Elbow with 5/16" x 1/4" push-fit connections. Suitable for potable do...
MCM Female Straight Adapter - 1/2" BSP x 1/4" Push Fit
MPN:
The MCM 1/2" BSP x 1/4" Push Fit Female Straight Adapter Connections is a high quality fi...
John Guest Stem Reducer - 5/16" Stem x 1/4" Push Fit
MPN:
The John Guest Reducer with 5/16" Stem x 1/4" Push Fit is suitable for potable domestic ...
John Guest Single Check Valve - 1/4" Push Fit
MPN:
The John Guest Single Check Valve with 1/4" push-fit connections is designed to prevent b...
MCM Male Straight Adapter - 1/4" BSP x 1/4" Push Fit
MPN:
The MCM Male Adapter with 1/4" BSP x 1/4" Push Fit Connections is a high quality fitting ...
John Guest Rigid Elbow - 1/4" Push Fit x 1/4" NPTF
MPN:
John Guest Rigid Equal Elbow with 1/4" push-fit x 1/4" NPTF Male connections. Manufacture...
John Guest Stem Adapter - 10mm Stem x 1/4" Male BSP
MPN:
The John Guest Stem Adapter with 10mm Stem x 1/4" Male BSP thread is suitable for potable...
MCM Rigid Elbow - 1/4" Male NPTF x 3/8" Push Fit
MPN:
The MCM Rigid Elbow with 1/4" Male NPTF x 3/8" Push Fit Connections is a high quality fit...
John Guest Collet Cover 1/4" - Blue
MPN:
The John Guest 1/4" Blue Collet Cover helps to prevent the accidental removal or tamperin...
John Guest Tube to Hose Stem - 3/8" Stem X 1/4" Hose Barb
MPN:
John Guest Tube to Hose Stem with 3/8" Stem x 1/4" Hose Barb connections. Suitable for p...
Aqua Prime Female Adapter - 1/4" Female BSP x 1/4" Push Fit
MPN:
The Aqua Prime Female Adapter with 1/4" Female BSP x 1/4" Push Fit connections is manufac...
John Guest Tube to Hose Stem - 5/16" Stem X 1/4" Hose Barb
MPN:
John Guest Tube to Hose Stem with 5/16" Stem x 1/4" Hose Barb connections. Suitable for ...
John Guest Tube to Hose Stem - 1/4" Stem X 5/16" Hose Barb
MPN:
John Guest Tube to Hose Stem with 1/4" Stem x 5/16" Hose Barb connections. Suitable for ...
John Guest Shut Off Valve Elbow - 1/4" Push Fit x 1/4" NPTF Female
MPN:
Genuine John Guest shut off valve elbow with 1/4" Push Fit x 1/4" NPTF Female connections...
John Guest Reducing Elbow - 3/8" x 1/4" Push-Fit
MPN:
John Guest Reducing Elbow with 3/8" x 1/4" push-fit connections. Suitable for potable dom...
John Guest 1/4" Push Fit Equal Tee Fitting (Polypropylene)
MPN:
John Guest 1/4" Push Fit Equal Tee Fitting is suitable for potable domestic and commerci...
Aqua Prime Female Adapter - 1/4" Female BSP x 3/8" Push Fit
MPN:
The Aqua Prime Female Adapter with 1/4" Female BSP x 3/8" Push Fit connections is manufac...
Need help choosing the right filter?
Our UK-based team can help match your appliance, system or application to the correct replacement or filtration setup.
How do I know which water filter fits my system?
Check the model reference on your current cartridge, appliance or system. If you are unsure, contact us with a photo and we will help identify the correct replacement.
Can businesses order in volume?
Yes. Trade and repeat-order customers can request support for volume pricing, scheduled replenishment and specification advice.