---
product_id: 261832467
title: "Merrill MFG PRVNL50 1/2\" No-Lead Pressure Relief Valve, Brass"
brand: "merrill"
price: "3218 kr"
currency: ISK
in_stock: true
url: https://www.desertcart.is/products/261832467-merrill-mfg-prvnl50-1-2-no-lead-pressure-relief-valve
store_origin: IS
region: Iceland
---

# 75 PSI max pressure rating Lead-free brass & stainless steel springs 1/2" NPT connections for seamless fit Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass

**Brand:** merrill
**Price:** 3218 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Secure your flow, protect your home—pressure relief perfected.

## Quick Answers

- **What is this?** Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass by merrill
- **How much does it cost?** 3218 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/261832467-merrill-mfg-prvnl50-1-2-no-lead-pressure-relief-valve)

## 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

- • **Durable Build Quality:** Solid brass construction paired with stainless steel springs ensures long-lasting reliability.
- • **Precision Pressure Control:** Engineered to protect your system from dangerous overpressure up to 75 PSI.
- • **Universal 1/2" Connections:** Standard male and female NPT fittings for easy integration into existing cold water lines.
- • **Cold Water System Optimized:** Specifically designed for cold water applications—avoid costly water heater damage.
- • **Certified Safety & Compliance:** IAMPO and NSF/ANSI 372 certified for lead-free, eco-conscious plumbing.

## Overview

The Merrill MFG PRVNL50 is a 1/2-inch lead-free brass pressure relief valve designed for cold water systems, featuring durable stainless steel springs and certified to IAMPO and NSF/ANSI 372 standards. With a maximum operating pressure of 75 PSI and standard NPT connections, it offers reliable, code-compliant protection against excessive pressure, ensuring safety and longevity in your plumbing setup.

## Description

Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass

## Features

- Pressure relief valves are for protection against excessive pressure
- 1/2 in. male NPT x 1/2 in. female FPT
- Lead free brass with stainless steel control springs - IAMPO Certified
- 1/2" Line Connection, 75 PSI
- Not for use with water heaters - Cold water systems only

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Brass |
| Brand | Merrill |
| Exterior Finish | Brass |
| Inlet Connection Size | 0.5 Inches |
| Inlet Connection Type | National Pipe Tapered |
| Outlet Connection Type | MNPT |
| Maximum Operating Pressure | 75 Pound per Square Inch |
| Number of Ports | 1 |
| Outlet Connection Size | 0.5 Inches |
| Specification Met | IAMPO, NSF/ANSI 372, AB 1953 |
| Manufacturer | Merrill Manufacturing Company |
| UPC | 642367450519 |
| Part Number | PRVNL50-A |
| Item Weight | 5.6 ounces |
| Package Dimensions | 8.07 x 2.52 x 1.14 inches |
| Item model number | PRVNL50-A |
| Size | 1/2 inch |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Brass
- **Brand:** Merrill
- **Exterior Finish:** Brass
- **Inlet Connection Size:** 0.5 Inches
- **Inlet Connection Type:** National Pipe Tapered
- **Outlet Connection Type:** MNPT
- **Maximum Operating Pressure:** 75 Pound per Square Inch
- **Number of Ports:** 1
- **Outlet Connection Size:** 0.5 Inches
- **Specification Met:** IAMPO, NSF/ANSI 372, AB 1953

## Images

![Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass - Image 1](https://m.media-amazon.com/images/I/314GOvz6pML.jpg)
![Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass - Image 2](https://m.media-amazon.com/images/I/51luDA+DKDL.jpg)
![Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass - Image 3](https://m.media-amazon.com/images/I/31+LEpZwMJL.jpg)
![Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass - Image 4](https://m.media-amazon.com/images/I/71ioItPnqqL.jpg)
![Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass - Image 5](https://m.media-amazon.com/images/I/31afI-X7P7L.jpg)

## Frequently Bought Together

- Merrill MFG PRVNL50 1/2" No-Lead Pressure Relief Valve, Brass
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**Shop now:** [https://www.desertcart.is/products/261832467-merrill-mfg-prvnl50-1-2-no-lead-pressure-relief-valve](https://www.desertcart.is/products/261832467-merrill-mfg-prvnl50-1-2-no-lead-pressure-relief-valve)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-01-23*