The company is responsibly engaged in providing the brass manual air vent valve to the clients. The air vent valve is made with the use of premium quality bronze. The pure bronze is proffered for making the valve due to many properties. The ability to resist the corrosion and withstanding external temperature conditions make it preferable. The brass manual air vent valve is used in the plumbing system as it is resistant to abrasion. The breaking chance of the valve is negligible.