---
product_id: 230877961
title: "MFG CVNL100 1\" No-Lead Brass Check Valve 700 Series, 1\""
brand: "merrill"
price: "€ 46.64"
currency: EUR
in_stock: true
reviews_count: 8
category: "Merrill"
url: https://www.desertcart.hr/products/230877961-mfg-cvnl100-1-no-lead-brass-check-valve-700-series
store_origin: HR
region: Croatia
---

# Effective backflow prevention 1" NPT threaded connections No Lead Brass for corrosion resistance MFG CVNL100 1" No-Lead Brass Check Valve 700 Series, 1"

**Brand:** merrill
**Price:** € 46.64
**Availability:** ✅ In Stock

## Summary

> 🚰 Elevate your flow game with the brass check valve that means business!

## Quick Answers

- **What is this?** MFG CVNL100 1" No-Lead Brass Check Valve 700 Series, 1" by merrill
- **How much does it cost?** € 46.64 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/230877961-mfg-cvnl100-1-no-lead-brass-check-valve-700-series)

## Best For

- merrill enthusiasts

## Why This Product

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

## Key Features

- • **Certified Reliability:** IAPMO certified to meet rigorous industry standards you can trust.
- • **Versatile Installation:** Works flawlessly in both vertical and horizontal setups—flexibility that fits your project.
- • **Precision Seal Technology:** Abrasion-resistant O-ring ensures a leak-proof, positive seal every time.
- • **Premium No Lead Brass Construction:** Durability and safety combined for long-lasting, eco-conscious plumbing.
- • **Optimized for Water Pressure Systems:** Handles up to 200 PSI, perfect for well water pressure tanks and more.

## Overview

The MFG CVNL100 1" No-Lead Brass Check Valve from Merrill Manufacturing offers a robust, corrosion-resistant solution for backflow prevention. Featuring 1" NPT threaded connections and an abrasion-resistant O-ring, it ensures reliable, leak-proof performance in both vertical and horizontal installations. Certified by IAPMO and rated for pressures up to 200 PSI, this valve is ideal for well water pressure tanks and plumbing systems demanding durability and compliance.

## Description

Founded in 1949, Merrill Manufacturing is a family-owned and operated manufacturer in Iowa. While maintaining our family values, Merrill is always changing to meet and exceed the demands of our loyal customers! Merrill Manufacturing is located on the shores of Storm Lake, Iowa and is a global leader in the water well industry. Merrill is widely recognized for its yard hydrants, offering over 3,500 products to meet your water well needs. Founded in 1949, Merrill Manufacturing is a family-owned and operated manufacturer in Iowa. While maintaining our family values, Merrill is always changing to meet and exceed the demands of our loyal customers! Merrill Manufacturing is located on the shores of Storm Lake, Iowa and is a global leader in the water well industry. Merrill is widely recognized for its yard hydrants, offering over 3,500 products to meet your water well needs. Noel Merrill Anderson In 1949, Noel Merrill Anderson founded Merrill Manufacturing Company with his invention of the AnyFlow Yard Hydrant. Noel Merrill Anderson In 1949, Noel Merrill Anderson founded Merrill Manufacturing Company with his invention of the AnyFlow Yard Hydrant. Yard Hydrants Visit the Store Yard Hydrants Visit the Store Pressure Switches & Gauges Visit the Store Pressure Switches & Gauges Best Sellers Visit the Store Best Sellers

Review: Brass check valve fir well water pressure tank. - Shipped quick, great quality. Make sure you order brass closed nipple fittings too.
Review: Quality - Great works as designed. Thank you

## Features

- Durable Construction: Made from high-quality No Lead Brass Construction for long-lasting performance and reliability. Check Valve is IAPMO Certified.
- Size: 1 in. x 1 in. female NPT
- Effective Backflow Prevention: Designed to resist reverse flow, ensuring consistent water flow in the intended direction
- Abrasion resistant O-ring fitted to the poppet for a positive seal
- Can be used in both vertical and horizontal positions
- Performance Consideration: While effective in many applications, this valve may not fully stop reverse flow under all conditions; best suited for certain setups.
- CALIFORNIA PROP 65 WARNING: Product may expose you to chemicals known to the State of California to cause cancer and reproductive harm. See P65Warnings.ca.gov for details

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08GGBBR63 |
| Best Sellers Rank | #15,877 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #10 in Check Valves |
| Brand | Merrill |
| Brand Name | Merrill |
| Connector Type | Threaded |
| Customer Reviews | 4.6 out of 5 stars 442 Reviews |
| Exterior Finish | Brass |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Manufacturer | Merrill Manufacturing Company |
| Manufacturer Part Number | CVNL100-A |
| Material | No Lead Brass |
| Material Type | No Lead Brass |
| Maximum Pressure | 200 Pound per Square Inch |
| Model Number | CVNL100-A |
| Number of Pieces | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 1 Inches |
| Outlet Connection Type | FNPT |
| Size | 1 Inch |
| Thread Size | 1 inch |
| Thread Type | NPT |
| UPC | 642367450526 |
| Unit Count | 1.0 Count |
| Valve Type | check valve |

## Product Details

- **Brand:** Merrill
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Manufacturer:** Merrill Manufacturing Company
- **Material:** No Lead Brass
- **Maximum Operating Pressure:** 200 Pound per Square Inch
- **Number of Ports:** 2
- **Outlet Connection Size:** 1 Inches
- **Outlet Connection Type:** FNPT

## Images

![MFG CVNL100 1" No-Lead Brass Check Valve 700 Series, 1" - Image 1](https://m.media-amazon.com/images/I/31rDzTTq8mL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Brass check valve fir well water pressure tank.
*by C***A on April 2, 2026*

Shipped quick, great quality. Make sure you order brass closed nipple fittings too.

### ⭐⭐⭐⭐⭐ Quality
*by B***T on March 17, 2026*

Great works as designed. Thank you

### ⭐⭐⭐⭐⭐ Perfect check valve!
*by G***G on August 4, 2025*

Works nice for well pump pressure tank tee. Easy install and no leaks so far.

## Frequently Bought Together

- Merrill MFG CVNL100 1" No-Lead Brass Check Valve 700 Series, 1"
- 1"x 11"Well Pressure Tank Tee Kit with 40/60psi Pressure Switch,Brass Pressure Tank Installation Kit for Water Well, Fit Most pressure tanks with diameters up to 16 Inch

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**Shop now:** [https://www.desertcart.hr/products/230877961-mfg-cvnl100-1-no-lead-brass-check-valve-700-series](https://www.desertcart.hr/products/230877961-mfg-cvnl100-1-no-lead-brass-check-valve-700-series)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-04*