{"product_id":"mountain-air-ec-air-kit","title":"Mountain Air EC Air Kit – Silent Fan and Carbon Filter","description":"\u003ch2\u003eSilenced EC Extraction and Carbon Filtration, Matched in One Kit\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eMountain Air EC Air Kit\u003c\/strong\u003e brings together everything needed for quiet, odour-free extraction from a \u003cstrong\u003egrow tent or grow room\u003c\/strong\u003e: a \u003cstrong\u003eMountain Air EC Whisper\u003c\/strong\u003e silenced inline fan, a matched \u003cstrong\u003eMountain Air carbon filter\u003c\/strong\u003e, \u003cstrong\u003e10m of RAM Combi-Duct lightproof ducting\u003c\/strong\u003e, quick-release clamps and a \u003cstrong\u003eUK-plug power lead\u003c\/strong\u003e. The fan's insulated housing keeps it near-silent even at full speed, its \u003cstrong\u003eEC motor\u003c\/strong\u003e gives stepless speed control from the supplied dial, and a dual impeller with a turbine-style inlet holds pressure through the filter and a long duct run. Each kit is built around one duct diameter, so there are no reducers or adaptors to find.\u003c\/p\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMountain Air EC Whisper Fan\u003c\/strong\u003e – silenced EC inline fan with hanging points and its dial speed controller (150mm in the 0620 kit, 200mm in the 0840 kit, 250mm in the 1030 and 1040 kits, 315mm in the 1240L kit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMountain Air Carbon Filter\u003c\/strong\u003e – the 0620, 0840, 1030, 1040 or 1240L filter named in the kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRAM Combi-Duct Lightproof Ducting\u003c\/strong\u003e – 10m, in 152mm, 203mm, 254mm or 315mm to suit the fan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick-Release Clamps\u003c\/strong\u003e – 60–215mm in the 150mm and 200mm kits, 60–325mm in the 250mm and 315mm kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUK Plug to IEC Power Lead\u003c\/strong\u003e – 2m\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNear-silent running\u003c\/strong\u003e – the insulated EC Whisper housing keeps noise down; the 150mm fan is rated at just \u003cstrong\u003e37 dBA\u003c\/strong\u003e and the 250mm at \u003cstrong\u003e40.5 dBA\u003c\/strong\u003e at full speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient EC motor\u003c\/strong\u003e – the 150mm fan draws only \u003cstrong\u003e45W\u003c\/strong\u003e at its \u003cstrong\u003e594 m³\/h\u003c\/strong\u003e maximum and the 250mm \u003cstrong\u003e135W\u003c\/strong\u003e at \u003cstrong\u003e1808 m³\/h\u003c\/strong\u003e, and each uses only what it needs at lower speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for filter resistance\u003c\/strong\u003e – dual impeller and turbine-style inlet, with up to \u003cstrong\u003e472 Pa\u003c\/strong\u003e static pressure on the 150mm fan and \u003cstrong\u003e494 Pa\u003c\/strong\u003e on the 250mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter matched to the fan\u003c\/strong\u003e – \u003cstrong\u003e575 m³\/h\u003c\/strong\u003e behind the 594 m³\/h 150mm fan, \u003cstrong\u003e1615 m³\/h\u003c\/strong\u003e behind the 1205 m³\/h 200mm fan, \u003cstrong\u003e1870\u003c\/strong\u003e or \u003cstrong\u003e2380 m³\/h\u003c\/strong\u003e behind the 1808 m³\/h 250mm fan and \u003cstrong\u003e3500 m³\/h\u003c\/strong\u003e behind the 2987 m³\/h 315mm fan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightproof, quieter ducting\u003c\/strong\u003e – RAM Combi-Duct has four laminated layers on a steel wire helix, a black PVC outer and a clear inner layer that softens foil noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady for thermostatic control\u003c\/strong\u003e – add the Mountain Air Environmental Controller to run the fan by temperature instead of the dial.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIs Heat, Humidity or Odour Getting Out of Hand?\u003c\/h3\u003e\u003cp\u003eGrow lights, transpiring plants and warm weather push up temperature and \u003cstrong\u003ehumidity\u003c\/strong\u003e in a closed tent or room, and stale, damp air slows growth and gives mould a foothold. A fan powerful enough to fix it is often loud, and without carbon filtration the exhaust carries every smell out with it. This kit deals with all three at once: steady \u003cstrong\u003eairflow\u003c\/strong\u003e to clear heat and moisture, a fan quiet enough to run day and night, and an activated carbon filter scrubbing odour before the air leaves the room.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHang the filter high:\u003c\/strong\u003e warm air gathers near the roof, so fit the filter in the top of the tent or room, or stand it on a filter stand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct filter to fan:\u003c\/strong\u003e run Combi-Duct from the filter flange to the fan inlet, following the airflow arrow on the fan, and clamp both joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExhaust the air:\u003c\/strong\u003e duct the fan outlet out of the room, keeping the run as short and straight as practical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower up:\u003c\/strong\u003e hang the fan from its hanging points, connect the IEC lead and plug into a UK socket.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet the speed:\u003c\/strong\u003e turn the dial until the room holds your target temperature and humidity, or fit the Environmental Controller to adjust speed automatically.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDuct size:\u003c\/strong\u003e 150mm, 200mm, 250mm or 315mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow:\u003c\/strong\u003e 594 m³\/h \/ 1,205 m³\/h \/ 1,808 m³\/h \/ 1,808 m³\/h \/ 2,987 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 45 W \/ 75 W \/ 135 W \/ 135 W \/ 320 W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter:\u003c\/strong\u003e Mountain Air 0620, 575 m³\/h \/ 0840, 1,615 m³\/h \/ 1030, 1,870 m³\/h \/ 1040, 2,380 m³\/h \/ 1240L, 3,500 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan:\u003c\/strong\u003e Mountain Air EC Whisper silenced inline fan – EC motor, dual impeller, turbine-style inlet, insulated housing, hanging points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e150mm fan (0620 kit):\u003c\/strong\u003e 594 m³\/h max, 472 Pa max static pressure, 45W, 4800 RPM, 37 dBA, 0.5A, IPX4, 220–240V 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e200mm fan (0840 kit):\u003c\/strong\u003e 1205 m³\/h max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e250mm fan (1030 and 1040 kits):\u003c\/strong\u003e 1808 m³\/h max, 494 Pa max static pressure, 135W, 3200 RPM, 40.5 dBA, 1.38A, IPX4, 220–240V 50Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e315mm fan (1240L kit):\u003c\/strong\u003e 2987 m³\/h max\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0620 kit filter:\u003c\/strong\u003e Mountain Air 0620, 150mm × 500mm, rated 575 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0840 kit filter:\u003c\/strong\u003e Mountain Air 0840, 200mm × 1000mm, rated 1615 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1030 kit filter:\u003c\/strong\u003e Mountain Air 1030, 250mm × 800mm, rated 1870 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1040 kit filter:\u003c\/strong\u003e Mountain Air 1040, 250mm × 1000mm, rated 2380 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1240L kit filter:\u003c\/strong\u003e Mountain Air 1240L, 315mm × 1000mm, rated 3500 m³\/h\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDucting:\u003c\/strong\u003e RAM Combi-Duct lightproof, 10m – 152mm in the 0620 kit, 203mm in the 0840 kit, 254mm in the 250mm kits, 315mm in the 1240L kit; four-layer laminate, steel wire helix, black PVC outer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamps:\u003c\/strong\u003e Quick-release – 60–215mm in the 0620 and 0840 kits, 60–325mm in the 1030, 1040 and 1240L kits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower lead:\u003c\/strong\u003e UK plug to female IEC, 2m\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed control:\u003c\/strong\u003e Dial controller supplied with the fan; Mountain Air Environmental Controller optional\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cdiv class=\"hcs-faq\"\u003e\n\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eWhat is the difference between the two 250mm kits?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eBoth use the 250mm EC Whisper fan (1808 m³\/h). The 1030 kit pairs it with the 800mm filter rated 1870 m³\/h; the 1040 kit uses the 1000mm filter rated 2380 m³\/h, which carries more carbon and gives more airflow headroom for a larger room or a heavier odour load.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eWhich kit size do I need?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eWork out the volume of the tent or room in cubic metres (length × width × height). Most growers aim to change all of the air about once a minute, so multiply the volume by 60 for the m³\/h you need, then allow extra for the carbon filter, the duct run and hot lights. As a guide, the 150mm kit (594 m³\/h) suits small and medium tents, the 200mm kit (1205 m³\/h) larger tents, and the 250mm and 315mm kits grow rooms and multi-light set-ups.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eCan the fan be controlled by temperature?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYes. The Mountain Air Environmental Controller (sold separately) plugs into the fan's control port in place of the dial. It offers manual speed from 20 to 100%, or automatic modes that slow the fan or switch it off when the room drops below your set point (18–32°C), read by a probe on a 4m lead.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eIs it ready for UK sockets?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYes. Every kit includes a 2m UK plug to IEC lead for the fan.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e6e6e6;border-radius:8px;padding:12px 16px;margin:0 0 8px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;\"\u003eHow quiet is it?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eThe 250mm EC Whisper is rated at 40.5 dBA at full speed and the 150mm in the 0620 kit at just 37 dBA, thanks to the insulated housing, and both run quieter still when turned down on the dial.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003ch3\u003eWorks Well With\u003c\/h3\u003e\u003cdiv class=\"hcs-related\" style=\"display:flex;flex-wrap:wrap;gap:10px;margin:12px 0 0;\"\u003e\n\u003ca href=\"\/products\/ram-filter-stand\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/carbon-filters-ram-filter-stand-29228134924472.jpg?v=1785315614\u0026amp;width=160\" alt=\"RAM Carbon Filter Stand\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eRAM Carbon Filter Stand\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eHolds the kit's filter at 120–240cm\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/heavy-duty-rope-ratchets-set\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/hanging-heavy-duty-rope-ratchets-set-39135655330007.jpg?v=1773489516\u0026amp;width=160\" alt=\"Heavy Duty Rope Ratchets Set\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eHeavy Duty Rope Ratchets Set\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eHang the fan and filter at the right height\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003ca href=\"\/products\/acoustic-ducting\" style=\"flex:1 1 240px;display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid #e6e6e6;border-radius:8px;text-decoration:none;color:inherit;background:#fff;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/ducting-acoustic-ducting-29378357362872.webp?v=1773487602\u0026amp;width=160\" alt=\"Acoustic Ducting\" width=\"64\" height=\"64\" loading=\"lazy\" style=\"width:64px;height:64px;object-fit:contain;flex:none;\"\u003e\u003cspan style=\"font-size:14px;line-height:1.4;\"\u003e\u003cstrong style=\"display:block;\"\u003eAcoustic Ducting\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eQuieter exhaust run after the fan\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e","brand":"Mountain Air","offers":[{"title":"150mm - 0620 Filter (594m³\/h)","offer_id":53930886562058,"sku":"ENV-MOUN-003-01","price":331.25,"currency_code":"GBP","in_stock":false},{"title":"200mm - 0840 Filter (1205m³\/h)","offer_id":53930886594826,"sku":"ENV-MOUN-003-02","price":467.2,"currency_code":"GBP","in_stock":false},{"title":"250mm - 1030 Filter (1808m³\/h)","offer_id":53930886627594,"sku":"ENV-MOUN-003-03","price":552.99,"currency_code":"GBP","in_stock":false},{"title":"250mm - 1040 Filter (1808m³\/h)","offer_id":53930886660362,"sku":"ENV-MOUN-003-04","price":581.49,"currency_code":"GBP","in_stock":false},{"title":"315mm - 1240L Filter (2987m³\/h)","offer_id":53930886693130,"sku":"ENV-MOUN-003-05","price":769.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/mountain-air-ec-air-kit-315mm-1240l-filter-2987m-h-1.jpg?v=1792278744","url":"https:\/\/hydrocropshop.co.uk\/products\/mountain-air-ec-air-kit","provider":"Hydro Crop Shop","version":"1.0","type":"link"}