{"product_id":"retrotec-300x-passive-house-blower-door-system","title":"Retrotec 300X Passive House Blower Door System","description":"\u003cp\u003e\u003cstrong\u003eRetrotec 300X Passive House Blower Door System: Retrotec's Most Accurate System for Tight Buildings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuilt for small, tight houses, apartments and ducts, the 300X is Retrotec's most accurate Passive House system. Its flow nozzle and centrifugal fan measure from 3 ACH50 all the way down to 0.03 ACH50, and its square-cornered door panel and injection-molded, snap-together frame corners cut panel leakage by 75%.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive House accuracy:\u003c\/strong\u003e ±3% flow accuracy (ISO 17025 certificate available)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtremely low flow:\u003c\/strong\u003e down to 0.1 CFM with optional Range 03\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTighter door panel:\u003c\/strong\u003e square corners and molded frame corners reduce leakage by 75%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and light:\u003c\/strong\u003e 14 lb fan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDM32X touchscreen gauge\u003c\/strong\u003e included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo sizes:\u003c\/strong\u003e standard frame (US300X) or large frame for oversized doorways (US310X)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e300 Fan Set (fan, range plugs 74, 47 and 29 plus 1 blank, End Plate Range 102, power cord, control panel, tubing kit, umbilical, calibration report)\u003c\/li\u003e\n\u003cli\u003eSmartCloth™ for the 300 fan, with frame and case (large versions with US310X)\u003c\/li\u003e\n\u003cli\u003eDM32X Gauge Package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMax flow: 798 CFM free air; 719.8 CFM @ 25 Pa\u003c\/li\u003e\n\u003cli\u003eMin flow by range: R102 164.3 \/ R74 28.1 \/ R47 12.5 \/ R29 5.2 CFM (optional R18 2.2 \/ R11 0.9 \/ R07 0.3 \/ R03 0.1 CFM)\u003c\/li\u003e\n\u003cli\u003eFan size: 14\" x 12.5\" x 14.5\"; 14 lb (6.3 kg)\u003c\/li\u003e\n\u003cli\u003ePower supply: 48V DC output, 159 W\u003c\/li\u003e\n\u003cli\u003eCalibration: at least every 5 years\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Retrotec, Ltd.","offers":[{"title":"Standard SmartCloth \u0026 Frame (US300X)","offer_id":50685518086242,"sku":"RETRO - US300X-E","price":3985.0,"currency_code":"USD","in_stock":true},{"title":"Large SmartCloth \u0026 Large Frame (US310X)","offer_id":50685518119010,"sku":"RETRO - US310X-E","price":4175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/2823\/files\/Retrotec-300x-1-2048.jpg?v=1792169243","url":"https:\/\/ventcapsystems.com\/products\/retrotec-300x-passive-house-blower-door-system","provider":"Vent Cap Systems","version":"1.0","type":"link"}