£34.14

Oatey 43904 PVC Backwater Valve, White, 4 Inch

Name: Oatey 43904 PVC Backwater Valve, White, 4 Inch
Brand: Oatey
Price: 34.14 GBP
Availability: InStock

White, 43904

Insulating Tape

It has never been this cheap. We have no record of a lower price.

£34 today · cheaper than every other day in the last 19 months

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey

↓ Forecast
where the price is heading next

↓ Statistics
all-time high & low, recent range

↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 451 days • 451 data points (No recent data available)

Historical

Generating forecast...

Price Distribution

Price distribution over 451 days • 4 price ranges

Days at Price

Current Price

Price Analysis

Most common range: £60-69 (175 days, 38.8%)

Price range: £34 - £77

Price levels: 4 price ranges over 451 days

Description

The Oatey Backwater Valve is designed as a sewage check valve to prevent pumped water from flowing back into the basin. Its elastomeric seal inside the flapper ensures a tight seal, preventing fluid from entering. Oatey products have earned the trust of plumbing professionals for over 100 years.

Key Features

4 in. PVC backwater valve

Protects low areas or basements from backflow or waste from street sewers

Elastomeric seal in quick action flapper ensures a water tight seal

Threaded access cap incorporates a neoprene seal for positive sealing and can be tightened or removed by hand

Valve hub fits DWV pipe and can be adapted for sewer and drain pipe

Product Specifications

Brand: Oatey
Model: 43904
Colour: White
Size: 4 Inch
Format: DIY & Tools
ASIN: B000BQSFJ6
Category: DIY & Tools > Hardware > Adhesives & Sealers > Tape > Insulating Tape
Domain: Amazon UK
Release Date: 02 August 2025
Listed Since: 07 August 2012

Barcode

No barcode data available

Oatey 43904 PVC Backwater Valve, White, 4 Inch

It has never been this cheap. We have no record of a lower price.

Price History & Forecast

Price Distribution

Price Analysis

Description

Key Features

Product Specifications

Barcode

Similar Products You Might Like

First Plast nrc100g Backflow Valve PVC to Gluing, Grey, Diameter 100 mm

First Plast nro50g Backflow Valve in PVC with O-Ring, Grey, Diameter 50 mm

First Plast nrc140g Backflow Valve PVC to Gluing, Grey, Diameter 140 mm

First Plast nro110g Backflow Valve in PVC with O-Ring, Grey, Diameter 110 mm

HEPvO Wavin Waterless RV Sink Trap 1-1/4

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

GROHE Non-Return Valve + Shut-Off 47373000

First Plast PVC nro160 a Valve with O-Ring, Red, Diameter 160 mm

PNI PNI-SV160 SV160 Water Valve with Wi-Fi, DN20, 3/4", Control from The Tuya Smart Application, Compatible with Amazon Alexa and Google Home, White/Blue

GROHE 42314000 AV1 Complete, White, Small & Sanitärsysteme - Füllventil (3/8 Zoll, universell einsetzbar) 37095000

PNI SV180 Smart Water Valve Wi-Fi Connectivity IP65 DN25 Tuya Application Compatible with Amazon Alexa and Google Home

First Plast nrc100 a Backflow Valve PVC to Gluing, Red, Diameter 100 mm

GROHE Waste Valve Eco-Discharge Valve Matt Chrome/Chrome 42297PI0

GROHE Dally-Fvent Filling Valve Chrome 37095000 & Support Device 42195000

Wilkins 12-375XL 1/2-Inch Lead Free Reduced Pressure Backflow Preventer

GROHE Dally-Fvent Filling Valve Chrome 37095000 & Connecting Hose Chrome 42233000

Mt bk Casting Valves - Stainless Steel Double Disc Check Valve 4"

Midline Valve 429U223-5 Heavy Duty Gate Valve with Wheel Handle, Water Shut-Off 1" FIP Connectors Cast Brass 5 Pack