2" f x f Brass Single check valveThis 2" brass single check valve (non return valve) is a spring loaded inline valve with soft seating and stainless steel spring, designed to prevent backflow and back siphonage in plumbing and heating systems up to 110C. Size: 2" F BSP x F BSP Maximum pressure: 10 bar Opening pressure: 0. 02 bar Maximum working temperature: 110C Dimensions: H 78mm, L 80mm, G 2" Application: Backflow and back siphonage prevention

Material: EPDM

Provides a T-junction in the water supply pipework for splitting or combining water lines on G2 installations

Cuts power to the heating element if the tank exceeds safe operating temperature

Height: 254mm

Type: John Guest push fit fittings

This probe monitors water temperature to ensure accurate and safe heating performance

the thermal overload has blown

Size: 1 1/2" BSP F x F

Potable water systems

Kit contains: O Ring BS117 Silicone

Connection: 1" F BSP x F BSP

Operation: Normally closed