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John Guest Fittings

John Guest spares are used in RO (reverse osmosis) units and can make it easier to plumb it the best way for you. 

1/4" In Line Push Fit Valve

Original price £0.00 - Original price £0.00
Original price £0.00
£4.49
£4.49 - £4.49
Current price £4.49
On order with supplier

This is a John Guest fitment usually used in Reverse Osmosis systems. 1/4" In Line Push Fit Valve RO Fitting

Original price £0.00 - Original price £0.00
Original price £0.00
£4.49
£4.49 - £4.49
Current price £4.49

1/4" Push Fit x 3/4" BSP Tap Adaptor

Original price £0.00 - Original price £0.00
Original price £0.00
£5.49
£5.49 - £5.49
Current price £5.49
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.

Original price £0.00 - Original price £0.00
Original price £0.00
£5.49
£5.49 - £5.49
Current price £5.49

1/4" Push Fit Non-Return Valve

Original price £0.00 - Original price £0.00
Original price £0.00
£5.59
£5.59 - £5.59
Current price £5.59
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.1/4" Puch Fit Non-Return Valve RO Component

Original price £0.00 - Original price £0.00
Original price £0.00
£5.59
£5.59 - £5.59
Current price £5.59

1/4" Push Fit Y-Connector

Original price £0.00 - Original price £0.00
Original price £0.00
£3.50
£3.50 - £3.50
Current price £3.50
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.1/4" Push Fit Y-Connector RO Component

Original price £0.00 - Original price £0.00
Original price £0.00
£3.50
£3.50 - £3.50
Current price £3.50

1/4" Push Fit Elbow

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49
On order with supplier

This is a John Guest fitment usually used in Reverse Osmosis systems. 1/4" Push Fit Elbow RO Component

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49

1/4" BSP Male x 1/4" Push Fit Connection

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49

1/4" Straight Push Fit Connection

Original price £0.00 - Original price £0.00
Original price £0.00
£2.99
£2.99 - £2.99
Current price £2.99
On order with supplier

This is a John Guest fitment usually used in Reverse Osmosis systems.

Original price £0.00 - Original price £0.00
Original price £0.00
£2.99
£2.99 - £2.99
Current price £2.99

1/4" Push Fit T-Piece

Original price £0.00 - Original price £0.00
Original price £0.00
£2.99
£2.99 - £2.99
Current price £2.99
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.1/4"Push Fit T-Piece RO Component

Original price £0.00 - Original price £0.00
Original price £0.00
£2.99
£2.99 - £2.99
Current price £2.99

1/4" Push Fit x 1/4" BSP Male Elbow

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems.

Original price £0.00 - Original price £0.00
Original price £0.00
£2.49
£2.49 - £2.49
Current price £2.49

3/8" to 1/4 Push Fit Reducer

Original price £0.00 - Original price £0.00
Original price £0.00
£5.49
£5.49 - £5.49
Current price £5.49
In stock

This is a John Guest fitment usually used in Reverse Osmosis systems3/8" to 1/4 Push Fit Reducer RO Fitting

Original price £0.00 - Original price £0.00
Original price £0.00
£5.49
£5.49 - £5.49
Current price £5.49

Hozelock Style Connector to Male 3/4" BSP Adapter

Original price £0.00 - Original price £0.00
Original price £0.00
£4.99
£4.99 - £4.99
Current price £4.99
In stock

This fitting can also be connected to one of our garden tap adapters, to provide a 1/4" pipe outlet for RO sized tubing from a hozelock garden tap.

Original price £0.00 - Original price £0.00
Original price £0.00
£4.99
£4.99 - £4.99
Current price £4.99