---
product_id: 520821973
title: "28mm Double Check Valve (DZR) (WRAS Approved)"
brand: "underfloor heating express"
price: "R$3"
currency: BRL
in_stock: false
url: https://www.desertcart.com.br/products/520821973-28mm-double-check-valve-dzr-wras-approved
store_origin: BR
region: Brazil
---

# 28mm Double Check Valve (DZR) (WRAS Approved)

**Brand:** underfloor heating express
**Price:** R$3
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 28mm Double Check Valve (DZR) (WRAS Approved) by underfloor heating express
- **How much does it cost?** R$3 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/520821973-28mm-double-check-valve-dzr-wras-approved)

## Best For

- underfloor heating express enthusiasts

## Why This Product

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

## Description

28mm Double Check Valve (DZR) (WRAS Approved)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Underfloor Heating Express |
| Product Dimensions | 4 x 4 x 4 cm; 340 g |
| Item model number | ZL-4186-28/28 |
| Colour | Grey |
| Material | Brass |
| Certification | WRAS |
| Included Components | 28mm Double Check Valve (DZR) |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 340 g |

## Product Details

- **Material:** Brass
- **Brand:** Underfloor Heating Express
- **Item dimensions L x W x H:** 40 x 40 x 40 millimetres
- **Exterior finish:** Brass
- **Inlet connection size:** 28 Millimetres
- **Inlet connection type:** Solvent Weld
- **Outlet connection type:** BSPT
- **Number of ports:** 2
- **Outlet connection size:** 28 Millimetres
- **Specification met:** WRAS

## Images

![28mm Double Check Valve (DZR) (WRAS Approved) - Image 1](https://m.media-amazon.com/images/I/41V0NB3EFkL.jpg)

## Frequently Bought Together

- 28mm Double Check Valve (DZR) (WRAS Approved)
- JG Speedfit STS15P Superseal Inserts 15mm Pack of 10
- 15mm DZR Non Return Double Check Valve Isolation

---

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**Shop now:** [https://www.desertcart.com.br/products/520821973-28mm-double-check-valve-dzr-wras-approved](https://www.desertcart.com.br/products/520821973-28mm-double-check-valve-dzr-wras-approved)

---

*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-03-08*