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The KARMAT 110mm Horizontal PVC Backwater Valve is a high-performance, automatic non-return valve designed to prevent sewage and stormwater backflow in lower-floor rooms. Made from durable polypropylene and PVC with fiberglass reinforcement, it withstands harsh chemicals and temperatures up to 95°C. Its rodent-proof gasket and smooth interior ensure reliable, maintenance-free operation while meeting CE and WRAS standards for building safety compliance.
| ASIN | B00BWNXV00 |
| Best Sellers Rank | 41,792 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 1,392 in Pipe Fittings |
| Brand | PLUMBING4HOME |
| Connector Type | Adapter |
| Customer Reviews | 4.7 out of 5 stars 48 Reviews |
| Exterior Finish | Nickel |
| Exterior finish | Nickel |
| Inlet Connection Size | 1.1E+2 Millimeters |
| Inlet Connection Type | Solvent |
| Inlet connection size | 1.1E+2 Millimeters |
| Inlet connection type | Solvent |
| Item Dimensions | 20 x 30 x 40 centimetres |
| Item Weight | 0.88 Kilograms |
| Item dimensions L x W x H | 20 x 30 x 40 centimetres |
| Manufacturer | Karmat |
| Material | Plastic, Polypropylene (PP) , Polyvinyl Chloride (PVC) |
| Maximum Operating Pressure | 0.5 Bars |
| Model Number | 5907484551231 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 1 |
| Number of Ports | 1 |
| Outlet Connection Size | 1.1E+2 Millimeters |
| Outlet Connection Type | Solvent |
| Part Number | 450b |
| Size | 110mm |
| Specification Met | CE, WRAS |
| Thread Size | 110 mm |
| Thread Type | BSP |
| Unit Count | 1.0 count |
| Valve Type | Backwater Valve |
M**W
Quality backflow valve
Installed inline with existing drain in its own new inspection chamber. Seems a quality part and very well made.
M**.
Plastic drain valve
Fitted well and did exactly what it was designed to do
A**R
Karmat one way sewage valve
Very prompt service. Good quality item representing good value for money. I haven't fitted it yet but delighted so far.
M**N
Great Product
Does exactly what it's supposed to do!
L**T
Perfect bit of kit
Great bit of kit. Will buy again
A**R
Three Stars
Good product. Fitted properly.
K**B
Looked good quality
It did the job!!
J**L
2 hand products
Excellent condition
G**M
Étanchéité perfectible
Étanchéité perfectible, au repos le clapet n’est pas parfaitement vertical, en desserrant légèrement l’articulation cela se corrige un peu mais pas top, dommage le rapport qualité prix aurait été au top!
Trustpilot
1 month ago
1 month ago