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The MUELLER STREAMLINE MH04002 is a Type M copper pipe sold as a pre-cut straight section for use in residential plumbing and heating systems. Type M copper is the thinnest-walled of the standard copper pipe grades, making it a cost-effective choice for low-pressure domestic water supply and hydronic heating lines. With a 1/2 inch inner diameter, this section fits the most common residential supply line size. Each unit ships as a single 2-foot length, ready for sweat soldering or press-fit connection by a licensed plumber or pipefitter.
This pipe section is intended for residential plumbing and heating applications including domestic hot and cold water distribution lines and baseboard hydronic heating loops. The 1/2 inch size is standard for branch supply lines feeding fixtures such as faucets, toilets, and dishwashers. Type M copper is accepted under most residential plumbing codes for interior above-ground installations. It is not recommended for underground burial or high-pressure commercial systems where Type L or Type K copper is required.
Designed as an OEM-style replacement or new-installation copper pipe section for residential plumbing and hydronic heating systems using standard 1/2 inch copper fittings and valves.
Installation should be performed by a licensed plumber in accordance with the International Plumbing Code (IPC) and applicable local codes. Shut off the water supply and depressurize and drain the line before cutting or soldering. Use appropriate flux and lead-free solder for potable water applications per code requirements. Type M copper should not be used in underground or concealed locations where Type L or Type K is required by the authority having jurisdiction.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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