--- product_id: 155285367 title: "Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core" brand: "cmi" price: "R3073" currency: ZAR in_stock: true category: "Cmi" url: https://www.desertcart.co.za/products/155285367-inc-3-4-inch-tankless-water-heater-isolation-service-valve store_origin: ZA region: South Africa --- # Pressure relief valve included 3/4 inch IPS connection Lead-free brass durability Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core **Brand:** cmi **Price:** R3073 **Availability:** ✅ In Stock ## Summary > 🚿 Upgrade your water heater game with hassle-free, durable precision! ## Quick Answers - **What is this?** Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core by cmi - **How much does it cost?** R3073 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/155285367-inc-3-4-inch-tankless-water-heater-isolation-service-valve) ## Best For - cmi enthusiasts ## Why This Product - Trusted cmi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Premium lead-free brass construction ensures safety and longevity in any residential or commercial system. - • **Effortless Installation:** Includes hot & cold valves plus pressure relief valve with FREE Teflon tape for seamless setup. - • **Maintenance Made Simple:** Pressure relief valve integration prevents backflow and simplifies flushing for peak performance. - • **Universal Compatibility:** Works flawlessly with major tankless water heater brands, gas or electric—no compromises. - • **Trusted Industry Standard:** From Charman Manufacturing, a proven leader in PVF products since 2006. ## Overview This 3/4 inch tankless water heater isolation service valve kit by CMI Inc features lead-free brass construction, includes hot and cold valves plus a pressure relief valve, and comes with Teflon seal tape for easy installation. Compatible with major gas and electric tankless water heaters, it ensures safe, efficient maintenance and long-lasting performance in both residential and commercial settings. ## Description CMI Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - desertcart.com ## Features - EASY INSTALLATION: This 3/4 inch tankless water heater flush kit includes (1) Hot Valve, (1) Cold Valve, and (1) Pressure Relief Valve. Comes with FREE Teflon Seal Tape, ensuring a smooth installation for both gas and electric systems. - INDUSTRY-STANDARD MATERIAL: Crafted from high-quality brass, this tankless water heater isolation valve meets low lead requirements, providing durability and safety for both residential and commercial settings. - QUICK CONNECTION: The Pressure Relief Valve is included for easy integration with the hot valve, allowing for efficient installation and maintenance. Ideal for flushing and preventing backflow in your water heater system. - WIDE COMPATIBILITY: Suitable for major tankless water heater brands. This valve setup works with various models, including propane and natural gas units. - WE ARE CHARMAN MANUFACTURING: Charman has provided high-quality Pipe,Valve,Fitting products nationwide since 2006.We have been supplying PVF products and related items for residential, commercial, and industrial applications. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07WZW336B | | Best Sellers Rank | #205,061 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #385 in Water Heater Replacement Parts | | Brand Name | CMI | | Customer Reviews | 4.6 4.6 out of 5 stars (261) | | Exterior Finish | Brass | | Inlet Connection Size | 0.75 inches | | Inlet Connection Type | Press | | Manufacturer | Kahenian GFIDC International | | Manufacturer Part Number | 3005IPS | | Material Type | Brass | | Model Number | 3005IPS | | Number of Ports | 2 | | Outlet Connection Size | 0.75 inches | | Outlet Connection Type | FNPT | | Size | 3/4 inch | | Specification Met | Low lead compliance | | Thread Size | 3/4 inch NPT | | Thread Type | NPT | | UPC | 847877053032 847877052967 | | Unit Count | 1 Count | | Valve Type | Pressure Relief Valve | ## Product Details - **Brand:** CMI - **Exterior Finish:** Brass - **Inlet Connection Size:** 0.75 inches - **Inlet Connection Type:** Press - **Material:** Brass - **Number of Ports:** 2 - **Outlet Connection Size:** 0.75 inches - **Outlet Connection Type:** FNPT - **Specification Met:** Low lead compliance - **Unit Count:** 1 Count ## Images ![Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Image 1](https://m.media-amazon.com/images/I/715ImnVeSdL.jpg) ![Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Image 2](https://m.media-amazon.com/images/I/71l2+WO61xL.jpg) ![Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Image 3](https://m.media-amazon.com/images/I/81c3jysQ3KL.jpg) ![Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Image 4](https://m.media-amazon.com/images/I/716wL9PjZUL.jpg) ![Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Image 5](https://m.media-amazon.com/images/I/81o4zvGzSlL.jpg) ## Frequently Bought Together - CMI Inc - 3/4 Inch Tankless Water Heater Isolation Service Valve with Pressure Relief Valve – Female to Female Connection – Flush Kit for Gas & Electric Models, PEX Core - Rheem 18kW 240V Tankless Electric Water Heater, Gray - HYDRO MASTER Tankless Water Heater Service Valve Kit with Pressure Relief Valve 3/4-Inch IPS Isolator Clean Brass --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/155285367-inc-3-4-inch-tankless-water-heater-isolation-service-valve](https://www.desertcart.co.za/products/155285367-inc-3-4-inch-tankless-water-heater-isolation-service-valve) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-08-13*