{"product_id":"spider-farmer-5l-smart-cool-mist-humidifier","title":"Spider Farmer 5L Smart Cool Mist Humidifier – For Grow Tents","description":"\u003ch2\u003eSet the Humidity You Want and Let the Humidifier Hold It\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSpider Farmer 5L Smart Cool Mist Humidifier\u003c\/strong\u003e is an \u003cstrong\u003eultrasonic humidifier\u003c\/strong\u003e for grow tents and small grow rooms. Its \u003cstrong\u003ebuilt-in humidistat\u003c\/strong\u003e reads a supplied sensor on a 2.5 m lead and mists only when the air falls below your target, anywhere from \u003cstrong\u003e35% to 95% RH\u003c\/strong\u003e. Four mist levels give \u003cstrong\u003e180 to 450 ml\/h\u003c\/strong\u003e, and twin hoses spread the mist across the canopy.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic humidity control\u003c\/strong\u003e - set a target between \u003cstrong\u003e35% and 95%\u003c\/strong\u003e in 5% steps and the unit cycles itself to hold it\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour mist levels\u003c\/strong\u003e - \u003cstrong\u003e180, 270, 360 or 450 ml\/h\u003c\/strong\u003e to suit anything from a propagation tent to a 150 cm tent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong run from one fill\u003c\/strong\u003e - the \u003cstrong\u003e5 litre\u003c\/strong\u003e tank lasts roughly 11 hours on full output and nearly 28 hours on the lowest\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMist where the plants are\u003c\/strong\u003e - extendable hoses (one 45-180 cm, two 18-62 cm) and a Y-splitter reach both sides of the tent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet and safe\u003c\/strong\u003e - about \u003cstrong\u003e30 dB\u003c\/strong\u003e, 30W, with a low-water alarm and automatic shut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp control with GGS\u003c\/strong\u003e - connect to a Spider Farmer GGS controller or power strip by RJ12 cable for remote control and schedules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIs Dry Air Holding Back Your Plants?\u003c\/h3\u003e\u003cp\u003eGrow lights, heaters and extraction all dry the air, and in winter a tent can sit well below the humidity that seedlings, cuttings and leafy plants need. Plants then lose water faster than the roots can replace it: leaves curl, growth slows and \u003cstrong\u003enutrient uptake\u003c\/strong\u003e suffers. Holding \u003cstrong\u003ehumidity\u003c\/strong\u003e steady keeps transpiration in balance and eases \u003cstrong\u003etransplant shock\u003c\/strong\u003e and early \u003cstrong\u003eroot development\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFill the tank\u003c\/strong\u003e from the top or lift it off the base. Spider Farmer recommends \u003cstrong\u003edistilled water\u003c\/strong\u003e to limit mineral build-up; never pour water into the mist outlet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit the hose\u003c\/strong\u003e and hang it in the tent with the supplied straps, with the outlet angled slightly upwards. Do not bend or kink it, or condensed water collects and drips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHang the sensor\u003c\/strong\u003e at canopy height and set your target humidity and mist level on the control dial.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse the timer\u003c\/strong\u003e (1-24 hours) if you want it to switch off after a set time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeep it clean\u003c\/strong\u003e - change the water at least every four days and clean the base weekly with distilled water and a little vinegar, brushing the nebuliser.\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\u003eModel:\u003c\/strong\u003e Spider Farmer SF-Humidifier5 (2026 version, SF-Humidifier5-260305)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e ultrasonic cool mist humidifier with built-in humidistat\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank capacity:\u003c\/strong\u003e 5 litres\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMist output:\u003c\/strong\u003e 4 levels: 180, 270, 360 and 450 ml\/h (max 450 ml\/h ±5%)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHumidity setting:\u003c\/strong\u003e 35-95% RH in 5% steps\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimer:\u003c\/strong\u003e 1-24 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 30W ±5%, AC 100-240V, 50\/60Hz, 2.5m power cord\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise:\u003c\/strong\u003e 30dB or less\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize and weight:\u003c\/strong\u003e 21 x 21 x 30.4cm, 1.88kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor:\u003c\/strong\u003e temperature, humidity and light (day\/night) sensor on a 2.5m cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the box:\u003c\/strong\u003e humidifier, 45-180cm hose, two 18-62cm hoses, 2-way nozzle, sensor probe, RJ12 cable, waterproof connector, 3 straps, tool bag\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e low-water alarm with automatic shut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart control:\u003c\/strong\u003e with a Spider Farmer GGS controller or GGS power strip kit (sold separately)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years (manufacturer)\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;\"\u003eDoes it need a Spider Farmer controller to work?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eNo. Its own humidistat and the supplied sensor hold the humidity you set, from 35% to 95%. A GGS controller or GGS power strip only adds app control and scheduling; once connected, the app takes over the humidity setting.\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 long does a full tank last?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eAbout 11 hours at the top setting of 450 ml\/h and nearly 28 hours at the lowest, 180 ml\/h. On humidistat control it only runs when needed, so a fill usually lasts longer.\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;\"\u003eWhat water should I use?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eSpider Farmer recommends distilled water, which keeps scale off the nebuliser and stops white mineral dust settling on leaves. Change the water at least every four days.\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 humidifier stand outside the tent?\u003c\/summary\u003e\u003cp style=\"margin:10px 0 0;\"\u003eYes. Stand it outside and run the hose in through a port, hung so the outlet points slightly upwards and the hose has no sags or sharp bends for water to collect in.\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\u003ca href=\"\/products\/spider-farmer-ggs-ac5-power-strip-kit\" 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\/spider-farmer-ggs-ac5-power-strip-kit-1.jpg?v=1790169883\u0026amp;width=160\" alt=\"Spider Farmer GGS AC5 Power Strip Kit\" 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;\"\u003eSpider Farmer GGS AC5 Power Strip Kit\u003c\/strong\u003e\u003cspan style=\"color:#008d37;\"\u003eAdds app control and schedules via RJ12\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"Spider Farmer","offers":[{"title":"Default Title","offer_id":53930943250698,"sku":"ENV-SPID-001-01","price":59.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/spider-farmer-5l-smart-cool-mist-humidifier-default-title-1.jpg?v=1792288538","url":"https:\/\/hydrocropshop.co.uk\/products\/spider-farmer-5l-smart-cool-mist-humidifier","provider":"Hydro Crop Shop","version":"1.0","type":"link"}