{"product_id":"holdly-sp20172-flammable-vapor-fv-sensor-kit-ap13447-3-25vs-for-rheem-ruud-richmond-fvir-water-heaters","title":"Holdly SP20172 Flammable Vapor FV Sensor Kit AP13447-3-25VS for Rheem\/Ruud\/Richmond FVIR Water Heaters","description":"\u003ch2\u003eHoldly SP20172 Flammable Vapor FV Sensor Kit\u003c\/h2\u003e\u003cp\u003eThe Holdly SP20172 kit is a compact, purpose built replacement part designed for FVIR water heaters from Rheem, Ruud, and Richmond, with compatibility extended to select AO Smith and Bradford White models. It centers on a Flammable Vapor Sensor (AP13447-3 25VS) and essential mounting components, offering a practical way to address vapor sensing without adding external power demands. The sensor and its accompanying hardware are designed to be installed in minutes, helping you keep hot water flowing with confidence.\u003c\/p\u003e\u003ch3\u003eWhat’s included and where it fits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFlammable Vapor Sensor AP13447-3 25VS\u003c\/li\u003e\n\u003cli\u003eCap Plug\u003c\/li\u003e\n\u003cli\u003eWire Tie\u003c\/li\u003e\n\u003cli\u003eGuidance on model compatibility and installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility snapshot\u003c\/h3\u003e\u003cp\u003eThe kit is designed for Rheem, Ruud, and Richmond FVIR water heaters and also works with certain AO Smith and Bradford White models. If you are unsure about fit, share your unit model and we will help verify compatibility before you install.\u003c\/p\u003e\u003ch3\u003eHow the sensor behaves in real life\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe sensor film responds quickly to gasoline vapors by changing its electrical resistance, signaling vapor presence to the control system.\u003c\/li\u003e\n\u003cli\u003eWhen vapors are detected, the control module can adjust or interrupt gas flow to the heater, contributing to safer operation within the system’s configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePower and installation dynamics\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNo external power is required; the sensor uses the control circuit’s existing power to read resistance changes and trigger the appropriate response.\u003c\/li\u003e\n\u003cli\u003eReplacing the sensor can help restore normal heater function if vapor related issues were interrupting operation, potentially returning hot water availability sooner.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePractical usage scenarios\u003c\/h3\u003e\u003cp\u003eIn typical home settings such as garages, basements, or laundry rooms where vapors may be present, this kit provides a practical, self contained solution. It emphasizes quick response, straightforward installation, and a streamlined path back to regular hot water delivery without promising guaranteed outcomes.\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: Is this kit compatible with my FVIR water heater models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it fits Rheem, Ruud, and Richmond FVIR heaters and some AO Smith\/Bradford White units; verify with your model number AP13447-3-25VS.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What exactly is included and how does it work after installation?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It includes a sensor, cap plug, and wire tie; the sensor detects vapors and signals the control module to adjust gas flow, with no external power required.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Holdly","offers":[{"title":"Default Title","offer_id":53087827263599,"sku":"B0DN6WT6GY","price":26.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/holdly-flammable-vapor-sensor-kit-ap13447-3-25vs.jpg?v=1778661544","url":"https:\/\/taskholt.com\/products\/holdly-sp20172-flammable-vapor-fv-sensor-kit-ap13447-3-25vs-for-rheem-ruud-richmond-fvir-water-heaters","provider":"TaskHolt","version":"1.0","type":"link"}