38 horizontal air vent valve products are offered for sale by suppliers on Alibaba.com, of which other valves accounts for 42%, check valves accounts for 7%, and safety valves accounts for 5%.
A wide variety of horizontal air vent valve options are available to you, You can also choose from stainless steel, horizontal air vent valve,as well as from green horizontal air vent valveAnd whether horizontal air vent valve is screw, {2}, or {3}.