---
product_id: 398726561
title: "Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm"
brand: "plumbing4home"
price: "₱327"
currency: PHP
in_stock: true
url: https://www.desertcart.ph/products/398726561-drainage-flap-valve-non-return-valve-with-universal-connection-72mm
store_origin: PH
region: Philippines
---

# Universal 72-100mm fit UV & heat resistant materials Rodent & backflow barrier Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm

**Brand:** plumbing4home
**Price:** ₱327
**Availability:** ✅ In Stock

## Summary

> 🛠️ Protect your space with the valve that works as hard as you do!

## Quick Answers

- **What is this?** Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm by plumbing4home
- **How much does it cost?** ₱327 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/398726561-drainage-flap-valve-non-return-valve-with-universal-connection-72mm)

## Best For

- plumbing4home enthusiasts

## Why This Product

- Trusted plumbing4home brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rodent-Proof Shield:** Stops rodents dead in their tracks, securing your building’s hygiene and safety.
- • **Flood Defense On-Demand:** Automatically blocks stormwater and sewage backflow to protect your lower floors.
- • **Lightweight Yet Durable:** Only 350g but engineered to withstand harsh environmental conditions without fail.
- • **Universal Fit, Zero Hassle:** Seamlessly connects to 72-100mm pipes, corrugated or smooth, no modifications needed.
- • **Built to Last Under Pressure:** Crafted from premium polypropylene and stainless steel for chemical and UV resistance.

## Overview

The Karmat Drainage Flap Valve is a robust, self-activating non-return valve designed for universal 72-100mm pipe connections. Made from high-quality polypropylene and stainless steel, it prevents flooding from stormwater backflow and blocks rodents from entering through sewage systems. Its UV and chemical resistance ensure long-lasting performance, making it an essential safeguard for lower-level spaces.

## Description

Flap valves of Karmat are innovative devices protecting rooms on the lower levels against flooding caused by backward flow of storm water and sewage. These devices are fully self-activating. Flap valves effectively protect plumbing systems from rats entering the buildings. Flap valves are installed at the end of sanitary sewage pipes entering collection wells, cesspits or drainage pipes leading storm water to ditches or rivers. Advantages: - high quality polypropylene and stainless steel ending; - sun light/high temperature resistance; - immunity to aggressive chemical compounds

## Features

- 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.
- Installed at the end of universal 72mm -100mm sanitary sewage pipes leading storm water to rivers
- 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;
- High quality PVC Plastic and stainless steel ending, sun light/high temperature resistance

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Karmat |
| Part number | 452d |
| Item Weight | 350 g |
| Package Dimensions | 16.8 x 15.5 x 13.4 cm; 350 g |
| Manufacturer reference | 452d |
| Size | 72-100 mm |
| Material | Polypropylene (PP), Stainless Steel |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Polypropylene (PP), Stainless Steel
- **Brand:** PLUMBING4HOME
- **Exterior finish:** Stainless Steel
- **Inlet connection type:** Flange
- **Outlet connection type:** Flange

## Images

![Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm - Image 1](https://m.media-amazon.com/images/I/41Ic7lNicCL.jpg)
![Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm - Image 2](https://m.media-amazon.com/images/I/81cul9GEuXL.jpg)
![Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm - Image 3](https://m.media-amazon.com/images/I/81MW3kMIsAL.jpg)

## Frequently Bought Together

- Drainage Flap Valve, Non Return Valve, With Universal Connection 72mm -100mm
- Roshield Rat Drain Guard | Stop Rats within Drainage & Properties | Rodent Flap Control & Prevention Proofing (Stainless Steel 4"/110mm)
- Retro Fit 110mm 4 inch Drain Non Return Valve with Stainless Steel Flap

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**Shop now:** [https://www.desertcart.ph/products/398726561-drainage-flap-valve-non-return-valve-with-universal-connection-72mm](https://www.desertcart.ph/products/398726561-drainage-flap-valve-non-return-valve-with-universal-connection-72mm)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-03-14*