Automatic radiator vent valve, radiator vent valve, brass automatic shut-off valve, (6) 1/2 inch

Sufficient for daily use: You will receive 6 automatic radiator vent valves, enough to meet the needs of daily use and frequent replacements, saving you time and effort. Ideal for homes with multiple radiators, suitable for radiators with 1/2-inch vents. Manual venting is also supported.

Durable: These radiator vents are primarily made of brass, making them sturdy, reliable, and resistant to damage, deformation, and rust. Silicone sealing rings ensure a long service life.

Self-sealing design: The radiator exhaust port uses a self-sealing O-ring. The automatic exhaust system is activated by a spring valve, which closes when exposed to water and opens when exposed to air to release air.

Please note that this valve is only suitable for hot water without additives.Automatic air vent valve: This air vent valve allows for rapid air release via automatic or manual operation. Its self-sealing and self-retracting closing system only allows air to escape in a dry environment and stops upon contact with water. Suitable for water supply systems such as radiators, boilers, and underfloor heating distributors.