The Lasco 1429-007 3/4" PVC insert coupling is a durable Schedule 40 fitting engineered to join 3/4-inch polyethylene and flexible tubing systems. Its insert x insert barb profile provides a simple, reliable connection for irrigation, pool, and cold-water plumbing installations. Material: PVC (Schedule 40) construction offers corrosion and chemical resistance for outdoor and irrigation use. Connection: 3/4" insert x insert barb ends (approx. 13/16" outside diameter) for polyethylene (PE) pipe and flexible tubing. Performance: Rated to 200 psi maximum operating pressure at 72°F and a temperature limit up to 140°F for cold-water systems. Standards & Safety: Manufactured to ASTM D2609 and commonly listed with NSF 14 and NSF 61 certifications for potable water applications. Dimensions: Overall length about 3 1/4" with molded barb profile designed for secure clamping. Use Cases: Suitable for irrigation, pool plumbing, and polyethylene piping; not intended for hot-water or dwelling sewer applications. Easy to install—push the insert into tubing and secure with stainless-steel or worm-gear hose clamps for a leak-resistant joint. The Lasco 1429-007 delivers a cost-effective, certified solution for contractors and homeowners requiring dependable insert-to-insert connections in cold-water and irrigation systems.
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