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The HARCO 69-3115DC is a black HDPE reducer coupling designed for socket fusion connections in water service piping systems. It transitions from a 1.25-inch socket to a 1-inch socket, allowing installers to step down pipe diameter within a high-density polyethylene distribution line. HDPE fittings in this style are heat-fused rather than solvent-welded, producing a continuous thermoplastic joint that resists corrosion and scale buildup. Licensed plumbers and utility contractors use this type of fitting in both buried and above-grade potable water and non-potable water piping applications.
This reducer coupling is intended for socket fusion assembly using a properly sized fusion iron and trimming tools. Typical applications include residential and light commercial water service laterals, irrigation mains, and reclaimed water distribution lines where HDPE pipe is specified. The black color indicates this fitting is formulated for water service use and provides UV resistance for exposed or partially exposed installations. It is sold in single-unit increments.
Designed as an OEM-style socket fusion fitting for use with HDPE pipe systems requiring a 1.25-inch to 1-inch reducer in water service applications.
Socket fusion HDPE fittings must be installed by a qualified plumber or pipefitter trained in thermoplastic fusion procedures. Shut off and depressurize the water line completely before cutting or joining pipe. Use a calibrated fusion iron set to the temperature specified for the pipe and fitting material, and allow the joint to cool undisturbed for the full manufacturer-recommended cooling period before pressurizing. Applicable work should conform to local plumbing codes and ASTM standards governing HDPE piping systems.
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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