{"product_id":"stz-industries-4-in-fip-each-galvanized-malleable-iron-cap","title":"STZ Industries 4 in. FIP each Galvanized Malleable Iron Cap","description":"\u003cdiv\u003e\n\u003cp\u003eSeal off 4\" piping with confidence using the STZ Industries 4 in. FIP Galvanized Malleable Iron Cap. Built for durability, this cap combines a malleable iron body with a rugged galvanized finish to resist corrosion in demanding environments, whether in indoor plumbing projects or outdoor installations.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e: 4 in. FIP (female iron pipe) threads for a secure, leak-resistant fit on standard 4\" pipe systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial \u0026amp; finish\u003c\/strong\u003e: Malleable iron construction with galvanization to stand up to moisture, humidity, and exposure\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePressure \u0026amp; temperature rating\u003c\/strong\u003e: Maximum 300 psi and 150°F, suitable for typical potable water and light irrigation applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLead content\u003c\/strong\u003e: Lead-free design for safer handling in potable water lines\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e: Bagged packaging for convenient storage and protection before installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal use scenarios include temporarily capping off a 4\" water line during renovations, sealing unused or test segments in irrigation mains, or protecting exposed piping in service upgrades. The 4\" FIP cap provides a reliable, resealable solution that’s easy to install and remove when the line needs to be reactivated.\u003c\/p\u003e \u003cp\u003ePractical tips: clean and dry threads before installation, apply an appropriate thread sealant compatible with metal pipes, and snug the cap with a wrench without overtightening to avoid thread damage. After initial pressurization, inspect for leaks and reseal if necessary.\u003c\/p\u003e \u003cp\u003eDesigned for real-world plumbing needs, STZ Industries’ galvanized malleable iron cap delivers dependable performance, helping you complete projects with a solid, long-lasting seal on 4-inch lines.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Stz Industries","offers":[{"title":"Default Title","offer_id":52185040290066,"sku":"4290011","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/4290011_A.eps_High.jpg?v=1775767106","url":"https:\/\/nationalhardwaregroup.com\/products\/stz-industries-4-in-fip-each-galvanized-malleable-iron-cap","provider":"National Hardware Group","version":"1.0","type":"link"}