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🛠️ Stop floods before they start — protect your space with smart flow control!
The KARMAT Horizontal PVC Backwater Valve is a robust 110mm sewage pipe fitting designed to automatically prevent backflow flooding and rodent intrusion. Made from durable polypropylene and PVC, it resists chemicals and hot sewage up to 95°C, ensuring long-lasting protection for lower floor rooms. Easy to install and compliant with building codes, it guarantees smooth sewage flow with minimal maintenance.
| ASIN | B00BWNXV00 |
| Best Sellers Rank | 52,219 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 1,877 in Pipe Fittings |
| Brand | PLUMBING4HOME |
| Connector Type | Adapter |
| Customer Reviews | 4.7 out of 5 stars 43 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 Weight | 0.88 Kilograms |
| Manufacturer | Karmat |
| Material | Plastic, Polypropylene (PP) , Polyvinyl Chloride (PVC) |
| Maximum Pressure | 0.5 Bars |
| Model Number | 5907484551231 |
| Number of Pieces | 1 |
| Number of Ports | 1 |
| Outlet Connection Size | 1.1E+2 Millimeters |
| Outlet Connection Type | Solvent |
| Outlet connection type | Solvent |
| Part Number | 450b |
| Size | 110mm |
| Smart Home Compatibility | Not Smart Home Compatible |
| Specification Met | CE, WRAS |
| Thread Size | 110 mm |
| Thread Type | BSP |
| Unit Count | 1.0 count |
| Valve Type | Backwater Valve |
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**W
Quality backflow valve
Installed inline with existing drain in its own new inspection chamber. Seems a quality part and very well made.
M**N
Great Product
Does exactly what it's supposed to do!
J**L
2 hand products
Excellent condition
K**B
Looked good quality
It did the job!!
A**R
Three Stars
Good product. Fitted properly.
L**T
Perfect bit of kit
Great bit of kit. Will buy again
G**I
The price of the product is unbeatable, the service impeccable.
I didn't install the valve yet, but if it performs the way I envision, it should be OK.
Trustpilot
3 weeks ago
1 month ago