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Watts Membrane Solar Safety Valve 4 bar
Price Ł6.97
The membrane solar safety valve is part of the safety apparatus for pressurised solar installations according to DIN4757 - part 1.
The valve discharge pressure is factory-set and cannot be modified without breaking the seal on the cap, which indicates the setting pressure and approval mark.
Features
Body and cage - EN12165-99 CW617N, hot pressed and sand blasted
Long Lasting diaphragm resistant to 180 °C
Green discharge knob - UV-resistant shockproof resin
Spring - Galvanised steel heat stabilised
Stem - Reinforced resin
Disc - Resin
Marked - CE1115
Maximum operating temperature - 160°C (320°F)
Certified - TÜV SOLAR
Parts in contact with fluid - suitable for use with 50% glycol mixture
Inlet connection - 1/2 female DIN-ISO228/1
Outlet connection - 3/4 female DIN-ISO228/1
Set pressure (bar) - 4
Discharge pressure (bar) - 6.6
Closing pressure (bar) - 4.8
Discharge flow (l/h) (measured with cold water, at discharge pressure +10%) - 5400
Lead Time : Stock Item
All prices are inclusive of VAT, a full VAT invoice is supplied.