---
product_id: 690339980
title: "MJ Cold"
brand: "watflow"
price: "€ 158.70"
currency: EUR
in_stock: true
category: "Watflow"
url: https://www.desertcart.nl/products/690339980-mj-cold
store_origin: NL
region: Netherlands
---

# Max 20 GPM flow rate ±1.5% accuracy AWWA certified Eco-brass corrosion resistant body MJ Cold

**Brand:** watflow
**Price:** € 158.70
**Availability:** ✅ In Stock

## Summary

> 💧 Measure Every Drop Like a Pro — Stay Ahead with Watflow Precision!

## Quick Answers

- **What is this?** MJ Cold by watflow
- **How much does it cost?** € 158.70 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/690339980-mj-cold)

## Best For

- watflow enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Eco-brass alloy construction offers superior corrosion resistance, guaranteeing durability and long-term performance.
- • **Seamless Compatibility:** Standard 3/4" NPT couplings fit most US plumbing setups, making installation quick and hassle-free.
- • **Precision You Can Trust:** Certified AWWA 708 accuracy ensures your water usage is measured with ±1.5% precision—no guesswork, just reliable data.
- • **User-Friendly Maintenance:** Premium inlet filter allows cleaning without breaking the metrological seal—maintenance made effortless.
- • **Flow Capacity That Keeps Up:** Handles up to 20 gallons per minute, perfect for busy homes, apartments, or garden irrigation without slowing down.

## Overview

The Watflow DN20 Water Meter is a 3/4" NPT cold water flow meter designed for residential and light commercial use. Certified to AWWA 708 standards, it delivers ±1.5% accuracy within normal flow ranges up to 20 GPM. Constructed from eco-brass alloy for corrosion resistance, it features a premium inlet filter for easy maintenance without breaking seals. Ideal for homes, apartments, and gardens, this meter ensures precise, reliable water measurement with straightforward installation.

## Description

Watflow DN20 Water Meter 3/4" NPT, AWWA 708 Certification Gallon Water Flow Meter, Cold Water Meter for Garden/Home/Apartment, Horizontal Install.: desertcart.com: Industrial & Scientific

## Features

- Corrosion Resistance - Watflow top loaded Water Meter consists of three basic components: main case, measuring chamber and a head ring. The main cases of all sizes are constructed from eco-brass alloy.
- Comoatibility - This DN 20 water meter is equipped with 3/4" NPT couplings. The meter is measing in gallon, you can use in mostly appliactions in USA.
- Accuracy tolerance: ±1.5% in normal flow range, ±3% at low flow.Flow rates: Max 20 GPM, minimum 0.25 GPM, continuous normal flow 10 GPM.It meets AWWA standard with ±1.5% accuracy for normal flow.This 5/8"×3/4" water meter has 3/4" NPT inlet and outlet (not 5/8" inlet and 3/4" outlet).
- Premium Filter - The lter at the inlet of the meter body permits cleaning it without breaking the metrological seal. Non Return Valve to avoid the reserve ow Rate AS OPTION
- Professional - Watflow MJ with dry type register for residential application with sizes from 5/8”X3/4” ,which is designed by Watflow and meets to AWWA C708 standard certi cfiation.
- Application: Complies with AWWA certification, indicating that the water meter is fully suitable for drinking water, and the casing meets WRAS certification, suitable for homes/apartments/malls/hotels. Note: Not suitable for industrial liquid measurement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D2KZWNSW |
| Best Sellers Rank | #23,864 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #10 in Flowmeters |
| Date First Available | December 13, 2022 |
| Item Weight | 3.72 pounds |
| Item model number | WM008 |
| Manufacturer | Watflow |
| Product Dimensions | 6.3 x 3.7 x 3 inches |

## Images

![MJ Cold - Image 1](https://m.media-amazon.com/images/I/61N6crsv-8L.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.nl/products/690339980-mj-cold](https://www.desertcart.nl/products/690339980-mj-cold)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-08-05*