{"product_id":"whk-6-pack-propress-fittings-1-in-press-x-1-in-pex-adapter-fast","title":"WHK 6 Pack Propress Fittings 1 in Press x 1 in PEX Adapter - Fast","description":"\u003cp\u003eOur review of the WHK 6 Pack Propress Fittings finds them best for plumbers, remodelers, and DIYers who need a reliable copper to PEX B connection that installs quickly. The bottom line: these 1 in press x 1 in PEX crimp couplings deliver solid, lead-free brass construction and simple crimp installation for potable water, HVAC, and RV systems, making them a practical choice when a watertight, corrosion-resistant adapter is needed without soldering or adhesives.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Quantity:\u003c\/strong\u003e Six fittings per pack provide spare parts for small jobs or a single larger repair session.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLead-Free Brass:\u003c\/strong\u003e The fittings are made from premium lead-free brass to meet potable water standards and reduce contamination risk.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePress to PEX Compatibility:\u003c\/strong\u003e Designed for 1 in copper press connections and 1 in PEX B or PEX C tubing to simplify transitions on mixed-material runs.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eQuick Installation:\u003c\/strong\u003e No solder, glue, or flux is required; the crimp method and press feature let installations be completed in seconds.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eTemperature and Corrosion Resistance:\u003c\/strong\u003e Rated for cold and hot water use and tolerant of typical plumbing temperatures up to the rated range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis fitting is aimed at professional plumbers and confident DIY homeowners performing potable water, HVAC, or RV plumbing work who need a reliable adapter between copper press pipe and PEX B or PEX C tubing. The pack of six is useful for service calls, small remodels, or stocking a truck box.\u003c\/p\u003e\n\u003cp\u003eThose using PEX A or expander-type systems should look elsewhere since these adapters are not compatible with expander fittings or PEX A tubing. If you require specialty sizes, nonstandard materials, or integrated shutoffs, a different fitting type will be necessary.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eSolid lead-free brass construction gives confidence for potable water use and long-term corrosion resistance.\u003c\/li\u003e\n \u003cli\u003eSix-piece pack offers value and readiness for several connections or repairs.\u003c\/li\u003e\n \u003cli\u003eInstallation is fast and clean without solder, glue, or flux, saving time on the job.\u003c\/li\u003e\n \u003cli\u003eCompatible with common North American PEX B and PEX C tubing standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eNot compatible with PEX A expander fittings, limiting use for some PEX systems.\u003c\/li\u003e\n \u003cli\u003eOnly available in 1 in size, so projects requiring different diameters need other parts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWHK\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003ePress x PEX Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e1 in press x 1 in PEX\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLead-free brass\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003ePack Quantity\u003c\/td\u003e\n\u003ctd\u003e6 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003ePEX B and PEX C tubing (not for PEX A\/expander)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eCompliant with ASTM F2159, CSA B137.5, NSF\/ANSI 61, 14, 372\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe WHK 6 Pack Propress 1 in press x 1 in PEX adapters are a practical, cost-effective choice for connecting copper press lines to PEX B or C tubing. They combine lead-free brass durability, rapid crimp installation, and enough quantity for jobsite needs, making them a good value for plumbers and experienced DIYers who do not use PEX A expander systems.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these fittings safe for drinking water?\u003c\/strong\u003e\u003cbr\u003eYes. They are made from lead-free brass and comply with relevant potable water standards for safe use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use these with PEX A tubing?\u003c\/strong\u003e\u003cbr\u003eNo. The fittings are not compatible with PEX A or expander-type systems and should only be used with PEX B or PEX C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these require soldering or glue?\u003c\/strong\u003e\u003cbr\u003eNo. The adapters install with a crimp and press method without solder, glue, or flux, which speeds installation.\u003c\/p\u003e","brand":"WHK","offers":[{"title":"Default Title","offer_id":48609913667803,"sku":"B0CQYKPKD5","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/719l0J63QaL._AC_SL1500.jpg?v=1778399970","url":"https:\/\/gearmusthave.com\/products\/whk-6-pack-propress-fittings-1-in-press-x-1-in-pex-adapter-fast","provider":"GearMustHave","version":"1.0","type":"link"}