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This relief valve is FM and UL listed
stainless steel ball
The plastic wall liner provides an estimated 100 year lifespan (when not installed in direct sunlight)
Channel 9 is a sloped section with an invert depth from 14
ZB191-5X4X24-3NL
Watts ETSX-30 - Part of the ETX Series Inserta Tee This relief valve is FMThis non potable water expansion tank is designed for use in commercial and residential closed loop hydronic heating system piping to control the thermal expansion of hot water and maintain system pressure below the relief setting of the relief valve. This carbon steel tank is pre charged at 12 psi, tank volume is 15. 0 gallons and features a durable expansion membrane that prevents contact of the water with the air in the tank. This rugged butyl
US$ 140.00
US$ 157.95
US$ 16.49
US$ 13.20
