All Backwater Valves Home » Products » Specification Drainage Products » Backwater Valves Sort by NewestSort by NameDefault Show All Products Rooftop Rubber Pipe Supports (30) Rubber Supports (18) Widebody Rubber Supports (12) Trap Seal Primers (38) Pressure Drop (5) Bellows Type (1) Electronic Trap Seal Primers (9) Piston Type (4) Manifolds Only (9) Trap Seal Primer Connectors (2) MI-GARD (1) Other Trap Seal Primers (6) Access Doors (19) Roof Hatches (1) Floor Hatches (1) Fire Rated Doors (3) Recessed Doors (4) Security Access Doors (2) Universal Access Doors (4) Valve Boxes (1) Other Access Doors (2) Exterior Access Door (1) Specification Drainage Products (511) Horizontal Backwater Valves (4) Square Parking Area | Mechanical Room Drains (12) Round Finished Floor Cleanouts (11) Balcony Roof Drains (3) Wall Access Cover Cleanouts (13) Round Floor Sinks (5) Regular Horizontal Fixture Carriers (18) Regular Plate Type Fixture Carriers (10) Round Tops (27) Catch Basins (4) Fixed Vertical Fixture Carriers (6) Balcony Roof Drains (3) Wall Hydrants (12) Service Sink Carriers (2) Square Finished Floor Cleanouts (4) Square Floor Sinks (11) Round Parking Area/Mechanical Room Drains (15) Square Tops (17) Floor Access Cover Cleanouts (5) Vertical Backwater Valves (2) Long Barrel Horizontal Fixture Carriers (5) Dome Type (31) Dome Type (32) Other Plumbing Hydrants (11) Dual Set (1) Exposed Arms (5) Dome Type (4) Adjustable Vertical Fixture Carriers (8) Parts (67) Downspout Roof Drains (4) Rectangular Floor Sinks (2) Downspout (4) Non-Adjustable Finished Floor Cleanouts (3) Backwater Valves (4) Other Plumbing Cleanouts (9) Funnel/Indirect Waste Drains (10) Residential Fixture Carriers (4) Flushing Rim (4) Steel Interceptors (17) Hinged Grates (8) Concealed Arms (17) Integral Deep Seal Traps (6) Green Drains (12) Parts (2) Stainless Steel Floor Sinks (4) Podium | Overflow | Planter (8) Hopper (4) Green Drains (12) Gravity Flow (2) Isolation (2) Sediment and Solid Interceptors (33) RoofGuard (7) Roof Guard (7) Other Floor Sinks (6) Stabilization Plates (3) Scupper Roof Drains (4) Floor Sink Parts (3) Scupper (4) Sump Roof Drains (43) Sump (43) Other (5) Other Roof Drains (5) HDPE Interceptors, Acid Neutralization Tanks and Accessories (74) MI-NEUT Acid Neutralization (15) Acid Waste System Accessories (1) Anchor Kits (4) LIL-MAX (9) BIG-MAX (10) Sample Ports (4) SUPER-MAX (19) SUPER-MAX Grease Interceptors (5) Sensors & Alarms (4) Oil Interceptors (13) Self-Cleaning (1) Backflow Preventers and Accessories (71) Backflow Preventers (22) ACVs & PRVs (7) Backflow Accessories (42) No Hub, Flexible and Transition Couplings and Accessories (38) Heavy Duty Shielded Couplings (2) Transition Shielded Couplings (7) Flexible Couplings (9) Quick Hub (2) Repair Shielded Couplings (3) Regular Duty No Hub Couplings (2) Service Weight Gaskets (2) Other Plumbing Couplings (12) Trench Drains (216) Plastic (GRP) Trench Drains (46) Channels (11) Catch Basins (4) Accessories (29) T250 (1) T300 Slim Trench (1) Accessories (16) Load Class A: EN 1433 – 3,372 lbs., 15kN, 70 PSI (7) Fabricated Stainless Steel Cleanouts (4) Load Class A: EN 1433 – 3,372 lbs., 15kN, 70 PSI (2) Steel/Stainless Steel/Aluminum Trench Drains (5) Load Class B: EN 1433 – 28,100 lbs., 125kN, 580 PSI (2) Load Class B: EN 1433 – 28,100 lbs., 125kN, 580 PSI (2) Floor Fabricated Stainless Steel Drains (9) Polymer Concrete Channels (14) Frame & Grate Trench Drains (7) Load Class C: EN 1433 – 56,200 LBS., 250kN, 1160 PSI (16) Catch Basins (4) Load Class C: EN 1433 – 56,200 LBS., 250kN, 1160 PSI (5) Stainless Steel Trench Drains (13) Frame & Grate Fabricated Stainless Steel Drains (4) Load Class C: EN 1433 – 56,200 LBS., 250kN, 1160 PSI (11) Cast Iron Trench Drains (2) Load Class E: EN 1433 – 134,800 LBS., 600kN, 2785 PSI (6) Load Class E: EN 1433 – 134,800 LBS., 600kN, 2785 PSI (8) Load Class E: EN 1433 – 134,800 LBS., 600kN, 2785 PSI (6) Load Class F: EN 1433 – 202, 320 lbs., 900kN, 4,177 PSI (2) Load Class F: EN 1433 – 202, 320 lbs., 900kN, 4,177 PSI (4) Shower Drains (6) Stainless Steel Threshold Drains (3) Load Class F: EN 1433 – 202, 320 lbs., 900kN, 4,177 PSI (4) Trench Fabricated Stainless Steel Drains (10) Other Fabricated Stainless Steel Drains (12) HYDROMAX (14) HYDROMAX Roof Drains (13) Hydromax Siphonic Roof Drains (9) CounterLine Plumbing Products (95) Counterline Wall Hydrants (26) Air Gaps (1) Roof Drains (9) PVC Floor Sinks (2) Counterline Couplings (1) Bushings and Adaptors (4) Other Counterline Hydrants (6) Cast Iron (4) Counterline Cleanouts (7) Shower Drains (4) Closet Flanges (1) Counterline Area Drains (3) Floor Drains (15) Dielectric Nipples (1) Counterline Grease Interceptors (8) Sewer Covers (1) Sidewalk Boxes (1) Dialysis Boxes (8) BV1000-CS Access Housing and Cover for Deep Rough In BV1000-PXC Extension Cover BV1280 Terminal Valve BV1290 Drain Tile Sump
