A range of Single-flap and Double-flap valves for installation onto sewerage pipe lines - Essential in helping to protect buildings against backwater flooding due to rainwater travelling back up the sewerage system.
Automatically operated, providing free-flow wastewater drainage according to the slope of the rainwater drain. These backwater valves are available in a wide range of sizes and are easy to install in waste water networks and systems with pipes of 110mm, 160mm and 200mm.
BENEFITS
CHARACTERISTICS
Backwater Valves (Non Return Valves) Data Sheet
Retrofit Non Return Valves
BACKWATER VALVES, SINGLE FLAP
Code | Description | OD | Height | Width | Length | Weight |
BWV110/1 | 110mm Backwater Valve | 110mm | 200mm | 190mm | 310mm | 1.42kg |
BWV160/1 | 160mm Backwater Valve | 160mm | 260mm | 235mm | 340mm | 2.03kg |
BWV200/1 | 200mm Backwater Valve | 200mm | 353mm | 304mm | 560mm | 6.60kg |
BACKWATER VALVES, DOUBLE FLAP
Code | Description | OD | Height | Width | Length | Weight |
BWV110/2 | 110mm Backwater Valve | 110mm | 195mm | 205mm | 395mm | 1.86kg |
BWV160/2 | 160mm Backwater Valve | 160mm | 273mm | 304mm | 577mm | 5.05kg |
BWV200/2 | 200mm Backwater Valve | 200mm | 353mm | 304mm | 560mm | 7.50kg |