{"product_id":"castair-belt-guard-style-air-cooled-aftercooler-35-to-100-cfm-loose-or-compressor-mounted","title":"Castair Belt Guard Style Air-Cooled Aftercooler – 35 to 100 CFM, Loose or Compressor-Mounted","description":"\u003cdiv style=\"font-family: Arial, sans-serif; font-size: 15px; line-height: 1.7; color: #222; max-width: 900px; margin: 0 auto;\"\u003e\n\u003ch2 style=\"font-size: 24px; font-weight: bold; color: #000;\"\u003eCastair Belt Guard Style Air-Cooled Aftercooler — 35 to 100 CFM, Loose or Compressor-Mounted\u003c\/h2\u003e\n\u003cp\u003eCompressed air leaves a pump as hot as 350°F, carrying vaporized water straight into your air system. A Castair aftercooler cools that air to within about 15° of ambient — condensing out moisture before it reaches your tools and lines. The belt-guard style mounts right on the compressor in place of the standard belt guard, using the flywheel's airflow to cool, so there's no separate fan or power needed. Available in four sizes from 35 to 100 CFM, loose or factory-mounted. Made in the USA by Castair, a family-owned Minnesota manufacturer since 1991.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy It's Different:\u003c\/strong\u003e Because it's cooled by the compressor's own flywheel, the belt-guard aftercooler needs no electricity and adds no separate equipment to your floor — it's the simplest, most compact way to knock moisture out of your air. Cooling air just 20° cuts the water it can hold by half; a Castair aftercooler typically removes up to 65% of the water in your system. Choose \u003cstrong\u003eloose\u003c\/strong\u003e to mount it yourself onto an existing compressor, or \u003cstrong\u003ecompressor-mounted\u003c\/strong\u003e (M) to have it factory-fitted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Belt-drive piston compressors where you want built-in moisture reduction without adding a free-standing unit or running electrical power.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Choose your CFM size (35, 50, 75, or 100) and whether you want it loose or compressor-mounted.\u003c\/p\u003e\n\u003cp style=\"border: 1px solid #d00; padding: 10px; background: #fff8f8;\"\u003e\u003cstrong\u003e⚠️ BEFORE YOU ORDER — PLEASE READ:\u003c\/strong\u003e \u003cbr\u003e• \u003cstrong\u003eBelt-drive compressors only:\u003c\/strong\u003e this style is cooled by the compressor's flywheel airflow and mounts in place of the belt guard — confirm it fits your unit. \u003cbr\u003e• \u003cstrong\u003eSize to your CFM:\u003c\/strong\u003e choose a model rated at or above your compressor's output. \u003cbr\u003e• \u003cstrong\u003eOperating limits:\u003c\/strong\u003e max 250 PSIG, max 350°F inlet (all models; performance rated at 250°F inlet). \u003cbr\u003e• \u003cstrong\u003e\"Loose\"\u003c\/strong\u003e ships unmounted for field installation; \u003cstrong\u003e\"Mounted\" (M)\u003c\/strong\u003e ships factory-fitted. \u003cbr\u003eIt is the customer's responsibility to verify fitment and CFM before purchase.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCools air to ~15° above ambient\u003c\/strong\u003e, condensing out moisture\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemoves up to 65% of water\u003c\/strong\u003e from your air system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo electricity required\u003c\/strong\u003e — uses the compressor's flywheel airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounts in place of the belt guard\u003c\/strong\u003e — compact, built-in\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFour sizes, 35 to 100 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLoose or factory-mounted\u003c\/strong\u003e options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250 PSIG max\u003c\/strong\u003e operating pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"7\"\u003eCastair Belt Guard Style Aftercoolers\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eCFM\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eLength\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWidth\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eIn\/Out\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eWt (lb)\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eLoose\u003c\/th\u003e\n\u003cth style=\"padding: 8px; border: 1px solid #ddd; background: #f3f3f3; text-align: left;\"\u003eMounted\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e10-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e3\/4″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC1\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC1M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e50\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e18″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e14-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC2\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC2M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e75\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e24″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e20\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC3\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC3M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e100\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e23″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e26-1\/2″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e1″\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e25\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC4\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBGAC4M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"background-color: #000; color: #fff; text-align: left; padding: 10px; font-size: 15px;\" colspan=\"2\"\u003eShared Specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair (Spicer, Minnesota — family-owned since 1991)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eBelt guard style air-cooled aftercooler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCooling\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCompressor flywheel airflow (no separate fan\/power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eCFM Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e35 – 100 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Pressure\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e250 PSIG (all models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eMax Temp\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e350°F inlet (rated at 250°F inlet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd; font-weight: bold;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCastair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne (1) Castair belt guard style aftercooler per the CFM size and mounting selected\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003e(Optional add-ons: filter with auto drain, and temperature control valve #86816. Confirm compressor fitment and CFM before ordering — contact us for help.)\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eManuals \u0026amp; Documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#\"\u003eCastair Aftercooler Installation \u0026amp; Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"CastAir","offers":[{"title":"35 \/ Loose","offer_id":45140999176307,"sku":"BGAC1","price":477.4,"currency_code":"USD","in_stock":true},{"title":"35 \/ Compressor-Mounted","offer_id":45140999209075,"sku":"BGAC1M","price":477.4,"currency_code":"USD","in_stock":true},{"title":"50 \/ Loose","offer_id":45140999241843,"sku":"BGAC2","price":828.8,"currency_code":"USD","in_stock":true},{"title":"50 \/ Compressor-Mounted","offer_id":45140999274611,"sku":"BGAC2M","price":828.8,"currency_code":"USD","in_stock":true},{"title":"75 \/ Loose","offer_id":45140999307379,"sku":"BGAC3","price":778.4,"currency_code":"USD","in_stock":true},{"title":"75 \/ Compressor-Mounted","offer_id":45140999340147,"sku":"BGAC3M","price":1013.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/3650\/5203\/files\/I718VC2-S-BGAC1M-AFTERCOOLER-BACK-FLEX-LINES-scaled-e1779303739316-1024x977.webp?v=1782766498","url":"https:\/\/bluecollarplanet.com\/products\/castair-belt-guard-style-air-cooled-aftercooler-35-to-100-cfm-loose-or-compressor-mounted","provider":"Blue Collar Planet","version":"1.0","type":"link"}