{"product_id":"conbraco-industries-29-302l-45-valve","title":"Conbraco Industries 29-302L-45 Valve","description":"\u003cp\u003eThe \u003cspan\u003e\u003cstrong\u003eConbraco Industries\u003c\/strong\u003e \u003c\/span\u003e\u003cstrong\u003e29-302L-45\u003c\/strong\u003e is a high-performance \u003cstrong\u003eASME Section VIII pressure relief valve\u003c\/strong\u003e designed specifically for saturated steam applications. Built with a rugged \u003cstrong\u003ebronze body\u003c\/strong\u003e and corrosion-resistant brass trim, this \u003cstrong\u003e3\/4\" MNPT x 1\" FNPT\u003c\/strong\u003e valve is factory-calibrated to a \u003cstrong\u003e45 PSI set pressure\u003c\/strong\u003e. It features a \u003cstrong\u003eNational Board certified\u003c\/strong\u003e capacity of \u003cstrong\u003e231 lbs\/hr\u003c\/strong\u003e, making it ideal for protecting small-to-medium steam boilers, sterilizers, and pressure vessels. The \u003cstrong\u003ePFA Teflon soft seat\u003c\/strong\u003e design ensures superior seat tightness and resistance to boiler chemicals, significantly reducing simmer and leakage near set point limits.\u003c\/p\u003e\n\u003cp\u003eEngineered for the demanding HVACR contractor, the \u003cstrong\u003eApollo 29 series valve\u003c\/strong\u003e utilizes a top-guided design and stainless steel springs to maintain consistent blowdown and reliable overpressure protection. The \u003cstrong\u003etapped body drain\u003c\/strong\u003e allows for efficient condensate removal, protecting the internal \u003cstrong\u003ebrass trim\u003c\/strong\u003e from mineral buildup. With a maximum temperature rating of 406°F, this \u003cstrong\u003esteam safety valve\u003c\/strong\u003e meets rigorous \u003cstrong\u003eCRN\u003c\/strong\u003e and \u003cstrong\u003eASME Code\u003c\/strong\u003e requirements for industrial and commercial pressure piping systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Sealing:\u003c\/strong\u003e High-grade \u003cstrong\u003ePTFE soft seat\u003c\/strong\u003e provides bubble-tight shutoff and resists chemical degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCode Compliance:\u003c\/strong\u003e \u003cstrong\u003eASME Section VIII Div 1\u003c\/strong\u003e certified and \u003cstrong\u003eNational Board\u003c\/strong\u003e capacity rated for legal system safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Features \u003cstrong\u003eASTM B584 bronze\u003c\/strong\u003e and rust-proofed steel components for long-term service in high-heat environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Maintenance:\u003c\/strong\u003e Simplified design with a \u003cstrong\u003elift lever\u003c\/strong\u003e for manual testing and integrated drain port for piping away discharge.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between Section I and Section VIII ratings for this valve?\u003c\/strong\u003e\u003cbr\u003eWhile some valves carry dual ratings, the \u003cstrong\u003e29-302L-45\u003c\/strong\u003e is specifically \u003cstrong\u003eSection VIII\u003c\/strong\u003e certified for unfired pressure vessels and steam service. A Section VIII valve cannot be substituted for a Section I power boiler application, though Section I steam valves are often permissible in Section VIII systems depending on local codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install this valve horizontally?\u003c\/strong\u003e\u003cbr\u003eNo. To ensure optimal performance and prevent debris from interfering with the \u003cstrong\u003edisc holder\u003c\/strong\u003e or seat, \u003cstrong\u003epressure relief valves\u003c\/strong\u003e must be installed in a vertical, upright position with the spindle perpendicular to the horizon.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is my steam valve simmering below the 45 PSI set point?\u003c\/strong\u003e\u003cbr\u003eMost \u003cstrong\u003espring-operated safety valves\u003c\/strong\u003e may begin to \"simmer\" or warn at approximately 90-95% of the set pressure. For a 45 PSI valve, it is standard practice to maintain a system operating pressure at least 5-10 PSI below the nameplate setting to ensure a tight seal.\u003c\/p\u003e\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Conbraco Industries","offers":[{"title":"Default Title","offer_id":43162769457330,"sku":"29-302L-45","price":329.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_fa2f8852-97c6-4690-bcb9-eb1f6cd9b42e.png?v=1747955852","url":"https:\/\/www.gsistore.com\/products\/conbraco-industries-29-302l-45-valve","provider":"GSIstore","version":"1.0","type":"link"}