{"product_id":"home-flex-underground-1-2-in-ips-x-1-2-in-d-cts-polyethylene-4-4-in-coupling","title":"Home-Flex Underground 1\/2 in. IPS X 1\/2 in. D CTS Polyethylene 4.4 in. Coupling","description":"\u003cdiv\u003e\n\u003ch2\u003eHome-Flex Underground 1\/2 in. IPS x 1\/2 in. CTS Polyethylene 4.4 in. Coupling\u003c\/h2\u003e\n\u003cp\u003eDesigned for buried water lines, the Home-Flex Underground 1\/2 in. IPS x 1\/2 in. CTS Polyethylene 4.4 in. Coupling is a purpose-built connector that safely joins IPS polyethylene piping to CTS copper tubing right where it matters—underground. Crafted from durable polyethylene, this coupling delivers reliable performance in challenging soil conditions, resisting corrosion and weathering for long-term peace of mind.\u003c\/p\u003e \u003ch3\u003eWhy this coupling stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eUnderground-rated for exterior installations\u003c\/strong\u003e: Built to withstand soil moisture, pressure fluctuations, and backfill environments, so you don’t have to worry about sudden leaks or failures right after installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIPS to CTS transition\u003c\/strong\u003e: One end is 1\/2\" IPS and the other is 1\/2\" CTS, making it an ideal bridge between IPS polyethylene piping and copper tube systems without complex adapters.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead-free and compliant\u003c\/strong\u003e: Average lead content is lead-free, with IAPMO and ANSI certifications backing safety and reliability in potable-water and irrigation applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust dimensions\u003c\/strong\u003e: A compact 4.4-inch body length provides a strong, stable connection in tight underground trenches while minimizing stress on the joint.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePractical specs for real-life use\u003c\/strong\u003e: Maximum pressure 125 psi and maximum temperature 180°F cover typical residential irrigation and service-line scenarios, ensuring the connection remains secure during normal operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eProduct type\u003c\/strong\u003e: Coupling\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Home-Flex (Underground sub-brand)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Polyethylene\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnd 1 diameter\/type\u003c\/strong\u003e: 1\/2\" IPS\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEnd 2 diameter\/type\u003c\/strong\u003e: 1\/2\" CTS\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 4.4 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum pressure\u003c\/strong\u003e: 125 psi\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaximum temperature\u003c\/strong\u003e: 180°F\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNSF Listed\u003c\/strong\u003e: No\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIAPMO Certified\u003c\/strong\u003e: Yes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eANSI Certified\u003c\/strong\u003e: Yes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUnderground rated\u003c\/strong\u003e: Yes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead content\u003c\/strong\u003e: Lead-free (average)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e: Bagged\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 1 piece per package\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eConnecting IPS polyethylene irrigation mains to copper-tube runs buried beneath patios, foundations, or landscape beds.\u003c\/li\u003e \u003cli\u003eRepairs or extensions in residential or light commercial underground water lines where an IPS-to-CTS transition is required.\u003c\/li\u003e \u003cli\u003eRetrofits where existing CTS copper tubing needs to be linked to newer IPS polyethylene piping without re-piping the entire line.\u003c\/li\u003e \u003cli\u003eUnderground service connections in irrigation systems, frost-free zones, or utility trenches that demand a durable, leak-resistant joint.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for best results\u003c\/h3\u003e\n\u003cp\u003eTo maximize the life and reliability of this coupling in underground installations, ensure clean, straight end preparation and verify proper alignment before the final connection. Since the joint operates under up to 125 psi and 180°F, avoid exposing it to extreme temperature swings or pressures outside the rated range. When planning the install, consider backfill protection and a small amount of trench slack to accommodate thermal expansion and ground movement.\u003c\/p\u003e \u003ch3\u003eWho benefits most\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eDIY homeowners working on irrigation or underground water lines who need a straightforward IPS-to-CTS transition.\u003c\/li\u003e \u003cli\u003eProfessional plumbers and irrigation technicians seeking a reliable, underground-rated polyethylene coupling from a trusted brand.\u003c\/li\u003e \u003cli\u003eProperty managers and landscape contractors who value a durable, long-lasting connection with clear certifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith its 4.4-inch form factor, underground durability, and precise IPS-to-CTS configuration, the Home-Flex Underground 1\/2 in. IPS x 1\/2 in. CTS Polyethylene 4.4 in. Coupling offers a targeted, high-value solution for connecting discreet underground piping systems. Invest in a connector that prioritizes safety, longevity, and straightforward installation—so your buried lines stay secure year after year.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Home-Flex","offers":[{"title":"Default Title","offer_id":52197933973778,"sku":"4903282","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4903282_A.eps_High.jpg?v=1776205450","url":"https:\/\/nationalhardwaregroup.com\/products\/home-flex-underground-1-2-in-ips-x-1-2-in-d-cts-polyethylene-4-4-in-coupling","provider":"National Hardware Group","version":"1.0","type":"link"}