{"product_id":"f-l-hvac-quick-reference-cards-refrigerant-charging-troubleshooting-guide-for-air-conditioners-and-heat-pumps-double-sided-waterproof","title":"F\u0026L HVAC Quick Reference Cards – Refrigerant Charging \u0026 Troubleshooting Guide for Air Conditioners and Heat Pumps – Double-Sided, Waterproof","description":"\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eComplete HVAC Tech Reference Set – Includes 4 double-sided cards covering refrigerant charging charts, pressure-temperature tables, troubleshooting flowcharts, and system diagnostic tips for air conditioners and heat pumps.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eDurable \u0026amp; Weatherproof – Printed on high-quality laminated material that’s waterproof, oil-resistant, and tear-proof — built to handle rugged job site environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eQuick \u0026amp; Accurate Readings – Clear, easy-to-read layout with color-coded refrigerant data helps technicians find critical information quickly without flipping through manuals.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003ePortable Design – Includes a metal key ring for easy attachment to tool bags, belts, or HVAC service kits — perfect for field technicians on the go.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eCovers Common Refrigerants – Includes R-22, R-410A, R-134a, and other major refrigerants commonly used in modern HVAC systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eIdeal for Pros \u0026amp; Students – A must-have learning and diagnostic tool for both experienced technicians and HVAC apprentices.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003eMade for Daily Use – Designed by HVAC professionals to improve workflow efficiency, service accuracy, and system troubleshooting speed.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv id=\"Desktop-Detailed-Evaluation-Zone\" class=\"celwidget\"\u003e\n\u003cdiv id=\"productDescription_feature_div\" class=\"celwidget pd_rd_w-cOnJL pd_rd_r-EWXMKFTC7KZMV64Q4SMQ pd_rd_wg-GJMnw\"\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"productDescription_feature_div\" class=\"a-row feature\"\u003e\n\u003cdiv id=\"productDescription\" class=\"a-section a-spacing-small\"\u003e\n\u003cp\u003e\u003cspan\u003eStay efficient, accurate, and confident on every job with the F\u0026amp;L HVAC Quick Reference Cards — your ultimate field companion for refrigerant charging, pressure diagnostics, and troubleshooting. Designed by HVAC professionals for HVAC professionals, this 4-piece laminated card set delivers instant access to critical data for air conditioners, heat pumps, and refrigeration systems — helping you save time, reduce guesswork, and improve service quality. Each card is double-sided, waterproof, and built to withstand harsh job site conditions. Whether you’re performing superheat\/subcool calculations, checking system pressures, or identifying common issues, these quick-reference charts and guides give you the information you need — fast. Compact and easy to carry, the cards come bound by a durable metal ring so you can keep them clipped to your tool bag or belt. The clear, color-coded design makes it easy to find the right data in seconds, even in low-light conditions. F\u0026amp;L Industries is trusted by HVAC technicians nationwide for delivering durable, professional-grade tools that improve accuracy, efficiency, and productivity in the field.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"psxElevatedAplusContainer\" class=\"celwidget pd_rd_w-LTxjM pd_rd_r-EWXMKFTC7KZMV64Q4SMQ pd_rd_wg-GJMnw\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"aplusSustainabilityStory_feature_div\" class=\"celwidget pd_rd_w-KdNMy pd_rd_r-EWXMKFTC7KZMV64Q4SMQ pd_rd_wg-GJMnw\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"renewedProgramDescriptionBtf_feature_div\" class=\"celwidget pd_rd_w-6NFf4 pd_rd_r-EWXMKFTC7KZMV64Q4SMQ pd_rd_wg-GJMnw\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"promotions_feature_div\" class=\"celwidget\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"cpsiaProductSafetyWarning-2_feature_div\" class=\"celwidget\"\u003e\n\u003cdiv class=\"celwidget c-f\"\u003e\n\u003cdiv id=\"CardInstanceB1tpLY-dNSb6S13bb1UwSA\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"buffetServiceCard_feature_div\" class=\"celwidget\"\u003e\n\u003cdiv class=\"celwidget c-f\"\u003e\n\u003cdiv id=\"CardInstance-Ap8ZsXe0i6x3-5mICFK7Q\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"postPurchaseSideSheet_MP_feature_div\" class=\"celwidget\"\u003e\u003c\/div\u003e\n\u003cdiv id=\"postPurchaseWhatsInTheBox_MP_feature_div\" class=\"celwidget\"\u003e\n\u003cdiv id=\"whatsInTheBoxDeck\" class=\"a-section a-spacing-base celwidget\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Cooling products","offers":[{"title":"English","offer_id":59977304899665,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true},{"title":"French","offer_id":59977304932433,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true},{"title":"Espanol","offer_id":59977304965201,"sku":null,"price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/9721\/7361\/files\/236.png?v=1785953469","url":"https:\/\/coolingproduct.com\/products\/f-l-hvac-quick-reference-cards-refrigerant-charging-troubleshooting-guide-for-air-conditioners-and-heat-pumps-double-sided-waterproof","provider":"Cooling products","version":"1.0","type":"link"}