{"product_id":"triple-140mm-fan-to-duct-adapter-3-4-5-6-7-8-inch","title":"Triple 140mm PC Fan Duct Adapter 3 to 8 Inch | CUBEIFY","description":"\u003cp\u003eThis triple 140mm PC fan duct adapter combines three standard 140mm fans into one flexible exhaust hose. Outlet sizes are available in 3, 4, 5, 6, 7 and 8 inch for PC exhaust, server ventilation, sim racing wind systems and other custom airflow projects.\u003c\/p\u003e\u003cp\u003eThe standard version is made in PETG with an 80°C (176°F) heat tolerance, selected for better heat resistance than PLA in warm PC, radiator and ventilation environments. For installations that may run hotter, a higher-temperature material option is available on request for most sizes; contact us before ordering to confirm suitability.\u003c\/p\u003e\u003cp\u003eWith three fans feeding one outlet, duct diameter has a large effect on restriction. Larger ducting retains more flow area, while smaller outlets are best reserved for installations where space is the main constraint.\u003c\/p\u003e\u003ch2\u003eDuct size guide\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e3 inch: very high restriction; use where installation space is the main constraint.\u003c\/li\u003e\n\u003cli\u003e4 and 5 inch: substantial reduction in outlet area; total airflow will be lower than with larger outlets.\u003c\/li\u003e\n\u003cli\u003e6 and 7 inch: lower restriction and better suited to higher-flow intake or exhaust layouts.\u003c\/li\u003e\n\u003cli\u003e8 inch: least restrictive outlet option; hose length, bends, filters and grilles can still add resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical information\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFan compatibility: three standard 140mm PC fans mounted in a row.\u003c\/li\u003e\n\u003cli\u003eMounting plate thickness: 5mm.\u003c\/li\u003e\n\u003cli\u003eDuct collar depth: 25mm.\u003c\/li\u003e\n\u003cli\u003eOverall height: 155mm.\u003c\/li\u003e\n\u003cli\u003eMaterial: PETG.\u003c\/li\u003e\n\u003cli\u003eMaximum heat tolerance: 80°C (176°F).\u003c\/li\u003e\n\u003cli\u003eMounting hardware: standard PC fan screws; screws are not included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDuct sizing\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e3 inch: approximately 75mm \/ 80mm ducting.\u003c\/li\u003e\n\u003cli\u003e4 inch: approximately 100mm \/ 102mm ducting.\u003c\/li\u003e\n\u003cli\u003e5 inch: approximately 125mm \/ 127mm ducting.\u003c\/li\u003e\n\u003cli\u003e6 inch: approximately 150mm \/ 152mm ducting.\u003c\/li\u003e\n\u003cli\u003e7 inch: approximately 175mm \/ 178mm ducting.\u003c\/li\u003e\n\u003cli\u003e8 inch: approximately 200mm \/ 203mm ducting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAssembly and fitment\u003c\/h2\u003e\u003cp\u003eThe adapter is supplied in two halves for shipping. The joint includes an overlap to help alignment and reduce leakage. The fan mounting screws hold the sections together; hot glue or a suitable two-part adhesive can be used to seal the joint where air leakage needs to be minimised.\u003c\/p\u003e\u003cp\u003eFlexible ducting varies between manufacturers, so check the actual hose diameter before ordering. High static pressure fans are recommended where the system includes a small outlet, long hose run, tight bends, filters or grilles.\u003c\/p\u003e\u003ch2\u003eHigher-temperature option\u003c\/h2\u003e\u003cp\u003eA higher-temperature material version is available on request for most fan duct adapter sizes. Contact us before ordering if the adapter will be used in a warmer exhaust or enclosure.\u003c\/p\u003e\u003ch2\u003eMade to order\u003c\/h2\u003e\u003cp\u003eThis product is made to order.\u003c\/p\u003e","brand":"CUBEIFY","offers":[{"title":"Black \/ 3\"","offer_id":58405372428623,"sku":"140mm_Triple_Duct_Black_3\"","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 4\"","offer_id":58405372461391,"sku":"140mm_Triple_Duct_Black_4\"","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 5\"","offer_id":58405372494159,"sku":"140mm_Triple_Duct_Black_5\"","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 6\"","offer_id":58459546681679,"sku":"140mm_Triple_Duct_Black_6\"","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 7\"","offer_id":58459546714447,"sku":"140mm_Triple_Duct_Black_7\"","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 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