No the valve cannot be installed upside down. It is a swing flap valve. Therefore when installed horizontally it cannot be rotated

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Horizontal PVC Plastic Sewage Drain Check Non-Return Valve Backwater Prevented 110mm

Horizontal PVC Plastic Sewage Drain Check Non-Return Valve Backwater Prevented 110mm

Q: How is this fitted into a clay soil pipe in my front lawn. Is there a chamber for it? Thanks.

This will not fit an old clay pipe which are 4inch (slightly smaller) this is for new 110mm plastic pipe

Q: Can this be installed vertically? I am unable to access the manhole as this has been concreted over

Not suitable for vertical installation, please enter B00VIE67EK in Amazon search bar for a 110mm vertical non return valve, please check to dee if this is suitable

Product ID: 49023844

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Details

Material
Plastic (PP)
Brand
PLUMBING4HOME
Exterior finish
Nickel
Inlet connection type
Solvent
Outlet connection type
BSPT
Maximum operating pressure
0.5 Bars

🚫Rodent-proof gasket design

♻️Durable chemical & heat-resistant PVC/PP

🛡️110mm pipe fit for seamless integration

Frequently Bought Together

Horizontal PVC Plastic Sewage Drain Check Non-Return Valve Backwater Prevented 110mm

110mm Non Return Valve Backflow DN110 Single Stainless Steel Flap Valve

Description

🚧 Protect your lower floors with smart, silent flood defense!

BUILT TO LAST - Crafted from high-quality polypropylene and PVC, resistant to chemicals and hot sewage up to 95°C.
CODE READY SAFETY - Meets CE and WRAS certifications, complying with mandatory building flood protection regulations.
RODENT RESISTANT SEAL - Innovative gasket design prevents rodents from invading your space through sewage lines.
SMOOTH FLOW ZERO SEDIMENT - Interior profiling prevents sediment buildup, maintaining uninterrupted sewage flow.
FLOOD DEFENSE NO POWER NEEDED - Automatically blocks backflow without electricity, ensuring hassle-free protection.

The KARMAT 110mm Horizontal PVC Plastic Sewage Drain Check Non-Return Valve is a robust backwater valve designed to prevent flooding and rodent intrusion in lower floor rooms. Made from durable polypropylene and PVC, it withstands chemical exposure and hot sewage up to 95°C. Certified by CE and WRAS, it installs easily in horizontal sewage pipes, operates automatically without power, and features a smooth interior to prevent sediment buildup, ensuring reliable, long-lasting protection against backflow and stormwater flooding.

Specifications

Manufacturer	Karmat
Part Number	450b
Package Dimensions	29.7 x 21.8 x 20.2 cm; 880 g
Item model number	5907484551231
Size	110mm
Colour	Orange
Material	Plastic, Polypropylene (PP), Polyvinyl Chloride (PVC)
Item Package Quantity	1
Number of Pieces	1
Maximum Pressure	0.5 Bars
Certification	CE, WRAS
Batteries included?	No
Batteries Required?	No
Item Weight	880 g

Have a Question? See What Others Asked

How is this fitted into a clay soil pipe in my front lawn. Is there a chamber for it? Thanks.

Can this be installed vertically? I am unable to access the manhole as this has been concreted over

Is this roddable

Is this easy to fit into an existing clay ground pipe? Thanks.

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