{"product_id":"heat-pump-union","title":"Heat Pump Barrel Union - AstralPool, EvoHeat, Fairland, Hayward, Henden, Madimack, Pentair, PHNIX, Sensaheat, SpaNET, SpaPro, WWDG","description":"\u003cp\u003e\u003cstrong\u003eHeat Pump Barrel Union plumbing connection to suit many pool and spa heat pumps\u003c\/strong\u003e, including many units from \u003cstrong\u003eAquark, Aquatermic, AstralPool, Chilli, EvoHeat, Fairland, Hayward, Heatseeker, Henden, Madimack, Oasis, Pentair, PHNIX, Raypak, Relteck, Rheem, Sensaheat, SpaNET, SpaPro, Sunlover, Sunrain, Supreme, Waterco and WWDG\u003c\/strong\u003e, plus many other rebadged heat pumps. This style of barrel union is commonly used across a large range of modern heat pumps that share the same plumbing connection design.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003eKept Physically in Stock for Pick up or Fast Shipping\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease check the thread style shown in the product photos, along with measurements and dimensions, before ordering.\u003c\/strong\u003e There are a number of similar-looking heat pump unions on the market, so photo matching, thread style, and sizing are important.\u003c\/p\u003e\n\u003cp\u003eSome early heat pumps used odd plumbing sizes where the pipe glues in. This is the more common and more universal style, designed to suit \u003cstrong\u003e40mm PVC pressure pipe\u003c\/strong\u003e and \u003cstrong\u003e50mm pressure fittings \/ sockets\u003c\/strong\u003e. Please see the notes and dimensions below.\u003c\/p\u003e\n\u003ch3\u003eDimensions \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNut thread internal diameter:\u003c\/strong\u003e approx. 72mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNut-side tail outside diameter:\u003c\/strong\u003e approx. 75mm \u003cem\u003e(the part typically visible on the heat pump)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlued socket outside diameter:\u003c\/strong\u003e approx. ~60-61mm (to suit 50mm pressure sockets)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlued socket internal diameter:\u003c\/strong\u003e approx. 48mm \u003cem\u003e(to suit 40mm pressure PVC pipe)\u003c\/em\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePVC pressure pipe dimensions are often different from the nominal size they are sold under. \u003ca title=\"Why PVC plumbing measurements are different.\" href=\"https:\/\/heaterandspaparts.com.au\/pages\/plumbing-sizes-pvc-pipe-hoses-tubing-dimension-and-names\" target=\"_blank\"\u003eSee here for an explanation of PVC plumbing sizes and naming\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eCommon Associated Part Numbers\u003c\/h3\u003e\n\u003cp\u003e20000-130096, 20000-130097, SH-19314, HP-UNION-FITT, SH-HPUNION, DS44, HWX200130097\u003c\/p\u003e","brand":"Fluidra","offers":[{"title":"Nut \u0026 Tail","offer_id":43212968853693,"sku":"20000-130097 - minus threaded tail","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"Complete Union w\/ Threaded Tail","offer_id":43212968886461,"sku":"20000-130097","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0372\/5253\/files\/heat-pump-barrel-union-astralpool-evoheat-fairland-hayward-henden-madimack-pentair-phnix-sensaheat-spanet-spapro-wwdg-nut-tail-pool-spa-471.webp?v=1775709673","url":"https:\/\/heaterandspaparts.com.au\/products\/heat-pump-union","provider":"Heater and Spa Parts","version":"1.0","type":"link"}