Solar Hot Water Ball Valve Non-return Valve in one

Description

Solar Ball Valve with Non-return Valve
F/F Ball Valve in hot forged brass for solar installations.
Stem double O-ring seal system. Yellow finish.
End threaded to ISO 228 (DIN 259 BSP 2779).
Provided with insulation T-handle with flow direction indication.
The non-return valve can be excluded by rotating the handle by 45
°.
Constant temperature
120°C, short time 160°C for 20 s.
Available size 3/4".
Specially made to be used in solar installations, have inside the renowned "solar" ball. The ball is appreciated into the market thanks to its careful design that allow a perfect seal and low headlosses. The special outline of the lock allows to stop the NRV in the open position for draining or service operations.