{"product_id":"whk-frost-free-sillcock-10-inch-1-2-pex-b-to-3-4-ght-lead-free-brass-anti-siphon","title":"WHK Frost-Free Sillcock 10-inch 1\/2\" PEX B to 3\/4\" GHT — Lead-Free Brass, Anti-Siphon","description":"\u003cp\u003e\u003cstrong\u003eWHK 10 Inch 1\/2 Inch PEX B Frost Anti-Siphon Sillcock is a frost‑resistant outdoor faucet with an integrated anti‑siphon vacuum breaker, made from lead‑free brass for reliable year‑round exterior water access.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for climates that experience freezing temperatures, this WHK frost‑free sillcock places the shutoff valve inside the warmer wall cavity to prevent ice damage while keeping a vacuum breaker to stop contaminated backflow. The unit connects to 1\/2\" PEX B (F1807) inside the building and ends in a 3\/4\" GHT hose bib for standard garden hoses. Constructed from lead‑free brass with a chrome finish and a multi‑turn metal handle, it balances durability, easy operation, and code‑friendly safety certifications.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this sillcock prevent freezing and pipe bursts?\u003c\/h3\u003e\n\u003cp\u003eThe 10\" frost‑free design positions the valve seat well inside the heated wall, so water drains back from the exterior spout when closed. That reduces the chance of standing water that can freeze and expand, which commonly causes burst fittings. The long stem and internal valve geometry are sized for typical residential wall depths.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e10‑inch stem places valve inside wall cavity\u003c\/li\u003e\n  \u003cli\u003eInternal seat drains water away from the exterior spout\u003c\/li\u003e\n  \u003cli\u003eHeavy‑wall brass resists cracking from cold and freeze\/thaw cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat measures stop contaminated water from reentering the home?\u003c\/h3\u003e\n\u003cp\u003eThis sillcock includes an anti‑siphon vacuum breaker (anti‑backflow device) to prevent dirty or non‑potable water from siphoning into the potable supply. No additional separate vacuum breaker is required when installed per local plumbing codes. The device helps protect indoor water quality during garden watering or hose‑end chemical use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIntegrated vacuum breaker prevents backflow contamination\u003c\/li\u003e\n  \u003cli\u003eMeets common safety standards for backflow protection when installed correctly\u003c\/li\u003e\n  \u003cli\u003eUseful when connecting fertilizers, soakers, or spray equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it connect to my supply and garden hose?\u003c\/h3\u003e\n\u003cp\u003eThe sillcock is fitted for 1\/2\" PEX B (F1807) at the interior connection using a hex nut style fitting, allowing wrench installation. The exterior outlet is a standard 3\/4\" GHT hose bib thread to accept common garden hoses and accessories. Confirm your hose thread and PEX type before ordering to ensure compatibility.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1\/2\" PEX B (F1807) inlet with hex nut for wrench tightening\u003c\/li\u003e\n  \u003cli\u003e3\/4\" GHT hose bib outlet accepts standard garden hoses\u003c\/li\u003e\n  \u003cli\u003eMulti‑turn metal handle for precise flow control and tight shutoff\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials, certifications, and installation features should I expect?\u003c\/h3\u003e\n\u003cp\u003eWHK builds this sillcock from solid lead‑free brass with a chrome finish for corrosion resistance and a clean appearance. The multi‑turn metal handle provides a secure, leak‑free shutoff; the valve is built for long service life. The product carries UPC\/NSF\/SA approvals for safety and potable water use where applicable.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLead‑free brass construction with chrome surface\u003c\/li\u003e\n  \u003cli\u003eUPC, NSF and SA approvals for potable water systems\u003c\/li\u003e\n  \u003cli\u003eInstaller‑friendly hex nut and wrench‑tight connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? This WHK frost‑free sillcock is aimed at homeowners, remodelers, and professional plumbers who need a reliable exterior faucet for cold climates. It fits projects requiring a lead‑free, code‑approved outdoor supply with backflow protection and standard garden hose compatibility. Choose this model when you want a durable, serviceable sillcock that reduces winter freeze risk while preserving indoor water safety.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this sillcock be used with PEX piping?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It connects to 1\/2\" PEX B (F1807) at the interior hex nut fitting and is designed for standard PEX installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the unit prevent backflow into my water supply?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It includes an integrated anti‑siphon vacuum breaker to reduce the risk of contaminated backflow when installed correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WHK","offers":[{"title":"Default Title","offer_id":56831206555988,"sku":"B0BNM3HQN3","price":56.58,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/whk-sillcock-front-view.jpg?v=1787012895","url":"https:\/\/gardenluxe.co.uk\/products\/whk-frost-free-sillcock-10-inch-1-2-pex-b-to-3-4-ght-lead-free-brass-anti-siphon","provider":"Gardenluxe Uk","version":"1.0","type":"link"}