---
product_id: 37091569
title: "1\" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION"
brand: "american granby"
price: "¥8098"
currency: JPY
in_stock: true
reviews_count: 8
category: "American Granby"
url: https://www.desertcart.jp/products/37091569-1-american-granby-no-lead-check-valve-cvnl100bs-brass-water
store_origin: JP
region: Japan
---

# 200 PSI pressure rating Durable rubber seat seal 1" NPT brass no-lead valve 1" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION

**Brand:** american granby
**Price:** ¥8098
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your water flowing flawlessly with trusted brass durability!

## Quick Answers

- **What is this?** 1" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION by american granby
- **How much does it cost?** ¥8098 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/37091569-1-american-granby-no-lead-check-valve-cvnl100bs-brass-water)

## Best For

- american granby enthusiasts

## Why This Product

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

## Key Features

- • **Easy Installation:** Quick setup saves time and hassle on your water system projects
- • **Universal 1" NPT Fit:** Seamless compatibility with standard well pumps and pressure tanks
- • **Leak-Proof Rubber Seat:** Ensures tight seal to prevent backflow and maintain system integrity
- • **High Pressure Endurance:** Reliable performance up to 200 PSI for consistent water flow
- • **Lead-Free Brass Construction:** Safe, eco-conscious plumbing upgrade

## Overview

The 1" American Granby No Lead Check Valve CVNL100BS is a premium brass valve designed for water well pump and pressure tank installations. Featuring a lead-free construction, 1" NPT tapered connections, and a durable rubber seat, it supports up to 200 PSI to ensure leak-free, reliable water flow. Ideal for professionals seeking a robust, eco-friendly solution that installs easily and performs consistently.

## Description

1" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION

Review: worked fine - really not a lot to say other than it was easily installed, didn’t leak and had good pressure.
Review: Used in cistern pump - Works great see how long it lasts. Has a rubber seat inside

## Features

- 1" NPT BRASS NO LEAD CHECK VALVE
- 200 LB SERIES
- FOR USE AT YOUR PRESSURE TANK, AT JET PUMP OR DOWN A WELL AT THE PUMP
- GOOD QUALITY PRODUCT

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | American Granby |
| Exterior Finish | Brass |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Material | Brass |
| Outlet Connection Type | National Pipe Tapered |

## Product Details

- **Material:** Brass
- **Brand:** American Granby
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Outlet Connection Type:** National Pipe Tapered
- **Maximum Operating Pressure:** 200 Pound per Square Inch
- **Number of Ports:** 2
- **Outlet Connection Size:** 1 Inches
- **Specification Met:** NSF/ANSI 372

## Images

![1" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION - Image 1](https://m.media-amazon.com/images/I/816D7Okz70L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ worked fine
*by T***M on January 4, 2026*

really not a lot to say other than it was easily installed, didn’t leak and had good pressure.

### ⭐⭐⭐⭐⭐ Used in cistern pump
*by O***E on January 15, 2026*

Works great see how long it lasts. Has a rubber seat inside

### ⭐⭐⭐⭐⭐ Excellent product.
*by L***S on June 22, 2025*

Excellent product, packaged well, received timely.

## Frequently Bought Together

- 1" AMERICAN GRANBY NO LEAD CHECK VALVE CVNL100BS BRASS for WATER WELL PUMP PRESSURE TANK INSTALLATION
- Amtrol WX-202 Well Pressure Tank
- 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.jp/products/37091569-1-american-granby-no-lead-check-valve-cvnl100bs-brass-water](https://www.desertcart.jp/products/37091569-1-american-granby-no-lead-check-valve-cvnl100bs-brass-water)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-09*