4Trade AX110 External Air Admittance Valve Black 110mm

Valves are manufactured in modified PVCu and are extremely durable and designed to provide secure solvent weld jointing. PVC-C provides superior fire performance and its high softening point means it is not adversely affected by very hot water discharges. The Air Admittance Valves are designed to allow the free entry of air into the sanitary pipework system without the escape of foul gasses into the building Product is A1 approved in accordance with BS EN 12380, it can be installed below the flood level of connected appliances Tested and approved for use in installations varying between -20° & +60°C (no insulation required) Airflow: 30.8 L/s Removal of unsightly ventilation stack Eliminates the need to work and handle pipe above the roof line Reduced installation time The 4Trade brand represents trade quality and value for money Statutory 12 months