Top 9 Drainage Non Return Valve UK – Garden Drainage Pipes

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1. Karmat

Drainage Flap Valve, With Universal Connection 72mm -100mm, Non Return Valve

Karmat - High quality pvc plastic and stainless steel ending, sun light/high temperature resistance. A drainage flap valve has a universal connection system, which enables its installation on drainage pipes or corrugated pipes without holes, from 72mm to 100 mm diameter. Prevents against rodents entering building interiors through the sewage and other sanitary systems;. Secure the lower floors against flooding caused by back flow of storm water and sewage;. Installed at the end of universal 72mm -100mm sanitary sewage pipes leading storm water to rivers.
BrandKarmat
ManufacturerKarmat
Weight0.04 kg (0.09 Pounds)
Part Number452d

2. Karmat

110mm Drainage Flap Non Return Valve Rodent Barrier

Karmat - High quality pvc Plastic Polypropylene, sun light/high temperature resistance. Additionally a chromium-nickel cover of the lever has been introduced.

Prevents against rodents entering building interiors through the sewage and other sanitary systems;. Installed at the end of 110mm sanitary sewage pipes leading storm water to ditches or rivers;. River flow. All flap valves are equipped with a chromium-nickel cover protecting the flap and gasket. They protect against rodents, atmospheric and the environmental conditions eg. Secure the lower floors against flooding caused by back flow of storm water and sewage;.
BrandKarmat
ManufacturerKarmat
Weight0.04 kg (0.09 Pounds)
Part Number452c
Model452c

3. Karmat

200mm Drainage Flap Valve, Rodent Barrier, Non Return Valve

Karmat - 200mm drainage flap valve installed directly onto the end of a drainage pipe leading to the drainage ditch or a drainage well. A specially constructed drainage flap valve which protects drainage installations against backward flooding and silting do to increasing water levels above the drainage level. High quality pvc plastic and stainless steel ending, sun light/high temperature resistance. Prevents against rodents entering building interiors through the sewage and other sanitary systems.
BrandKarmat
ManufacturerKarmat
Weight0.04 kg (0.09 Pounds)
Part Number452c

4. Buffalo Flood Systems

Retro Fit 110mm 4 inch Drain Non Return Valve with Stainless Steel Flap

Buffalo Flood Systems - Anti rodent valve / rat stopper with stainless steel plate flap PREVENTS RODENTS from entering the property. The best way to protect against flood damage from back flow via the sewage system. The w. A. R. 110mm / 4" drain non return back flow valve - Anti-flood and rat valve. Rero fit into existing inspection chamber or pipe end making it EASY AND SIMPLE to install no DIY required. Valve's unqiue design means it will fit clAY AND PLASTIC PIPES, and opens and clears chamaber walls on bent inlet chamber pipes.
BrandBuffalo Flood Systems
ManufacturerThe Flood Company Commercial Ltd
Height11 cm (4.33 Inches)
Length11 cm (4.33 Inches)
Width11 cm (4.33 Inches)
Part Number.
Model10663457

5. CAPRICORN

110mm Capricorn Backflow, Non Return Valve

CAPRICORN - High quality abs with anti flooding plastic flap backed with stainless steel EPDM seal. Dimensions - length: 286mm, width: 201mm, Height: 227mm, Fits 110mm pipe diameter. Should be used for rainwater and grey water not containing faeces. Helps prevent access of rodents to your house through sewage points without faeces. Fully automatic operation with manual emergency closure mechanism.
BrandCAPRICORN
ManufacturerCapricorn
Height20 cm (7.87 Inches)
Length31 cm (12.2 Inches)
Weight6
Width19 cm (7.48 Inches)
Part Number9-5000-110-01-03-01

6. Rat Blockers

Twin Steel Valves, Non-Return Valve, Shorter Design for Curved Fittings, 4 inch Rat Flap100mm/110mm, Stainless Steel Rat Blocker for Drains

Rat Blockers - Suitable for clay & plastic drains: Our rat blockers can fit in both clay and plastic-type pipes in 4″ size. Twin non-return valves: twin Valves, Allowing Free Flow but Also Blocks Rat Entry. 12 months manufacture's warranty: Guaranteed Product Quality for Long Lasting Protection for Your Home and Drainage System. Rust & gnaw resistant: created From High Performance Stainless Steel, Rust & Gnaw Resistant. Permanent rat entry solution: Our rat blocker is an immediate and permanent solution to stop the entry of rat/rodents.
BrandRat Blockers
ManufacturerRat Blockers

7. Buffalo Flood Systems

Buffalo Retro fit -Non Return Valve to fit 6 inch 150mm Sewerage Pipe. Rodent and Water Stop.

Buffalo Flood Systems - Anti flooding non return valve - STOP BACKFLOW in flooding, preventing sewage entering your property. Fits: 136mm - 152. 5mm internal diameter of pipe 6 inch /150mm. Prevents rodents, vermin and snakes entering your property from the drainage system. Easy retro push fit into PVC or clay pipes. Perfect for foul drainage pipes. No tools required. Fits clay, plastic pvc and concrete pipes to inspection chambers and the end of pipe. Stainless steel plate in the single flap will stop rats climbing up the drains and into your property.
BrandBuffalo Flood Systems
ManufacturerWater and Pest Technologies
Height15 cm (5.91 Inches)
Length16 cm (6.3 Inches)
Weight458
Width15 cm (5.91 Inches)

8. Mcalpine

McAlpine ARB-1 Anti Cross-Flow and Rodent Barrier Valve, Black

Mcalpine - For use where special measures are necessary for control of rodents. For use with any mcalpine rigid or flexible WC connector with 4"/110mm rubber outlet seal. Can be installed horizontally or vertically. Deters rodents from entering the building through WC. Prevents cross flow if fitted to back to back WC pans.
BrandMcalpine
ManufacturerMcAlpine
Height8 cm (3.15 Inches)
Length12 cm (4.72 Inches)
Weight0.1 kg (0.22 Pounds)
Width12 cm (4.72 Inches)
Part NumberARB-1
ModelARB-1

9. Multiflap

MultiFlap MF1 ARB1 Anti Cross-Flow and Rodent Barrier Valve for Toilet WC Outlet

Multiflap - Wc connector and fits into the 4"/110mm waste pipe. Minimise the backflow of sewage waste in the case of a blockage in underground pipes. The multiflap works by replacing the seal on the WC connector, the MultiFlap is used with the. An affordable way to stop rodents & the disease they carry getting into your home via the toilet.
BrandMultiflap
ManufacturerMultiflap
Part NumberMF1