http://www.ec21.com/offers/flexible ventilation duct.html http://www.ec21.com/offer_detail/Sell_Ventilation_Hose_Flexible_Air--8567501.htmlducts ideal for air ventilation and dust removal in mines, tunnels, underground constructions and confined space. Featu20091201 http://www.ec21.com/offer_detail/Sell_Flexible_ventilation_duct_film--8132267.htmlFlexible ventilation duct film Function: Packaging for flexible ventilation duct(water-based flame retardant adhesive u20090717 http://www.ec21.com/offer_detail/Sell_Air_Conditioner_For_industrial--2585419.htmlduct. Ventilation fan inverter - Automatic fan speed control at over 26? of discharge temperature. - Ambient temperatur20090928 http://www.ec21.com/offer_detail/Sell_Static_Conductive_Hose--8323602.htmlduct has PVC wearstrip and enclosed wire helix with belted and cuffed ends. Flexible hose, manufactured using thermal w20091231 http://www.ec21.com/offer_detail/Sell_TD_flexible_ducts--8270911.htmlTD flexible ducts are high standard flexible duct recommended to be used in air conditioning system under high, middle 20091228 http://www.ec21.com/offer_detail/Sell_Good_Appearance_of_Textile--8213738.htmlDurkeeSox textile duct/textile ventilation system keeps the good appearance while inflated, whether it will still keep 20091224 http://www.ec21.com/offer_detail/Sell_Evaporative_Air_Cooler_TUHE--8623896.htmlflexible moving, can cool the place generally, and also locally, apply to closed or open places 3.high wind pressure, s20091216 http://www.ec21.com/offer_detail/Sell_DC_Motor--8128337.htmlVentilation Systems and Parts (Flexible Duct, Ceiling Diffuser and Air Grille), Refrigeration Parts (Fan, Motor, Heat E20091210 http://www.ec21.com/offer_detail/Sell_Non_Insulated_Flexible_Duct--8454624.htmlProduct Description Non-Insulated Flexible Duct For low medium high pressure heating, cooling, ventilation, exhaust and20091103 http://www.ec21.com/offer_detail/Sell_Durkeesox_Fabric_Air_Dispersion--8413424.htmlDuct,Fabric Air Ducting,Fabric Duct, Fabric Ductwork,Fabric Air Dispersion,Fabric Ventilation, Textile Duct,Textile Duc20091009 http://www.ec21.com/offer_detail/Sell_production_line_of_rigid--3016305.htmlducts, which can also manufacture the panels with flexible facings such as brown paper, aluminum foil reinforced paper,20091007 http://www.ec21.com/offer_detail/Sell_Semiafs_Flexible_Air_Duct--8335180.htmlducts are flexible, extendable and highly reliable for low and medium pressure air conditioning, ventilation, boiler sy20090905 http://www.ec21.com/offer_detail/Sell_Expanded_PTFE_Joint_Sealant--1818607.htmlventilation duct, the concrete lid, FRP, compress rack, hydraulic & pneumatic system water system. all kinds of pipelin20091231 http://www.ec21.com/offer_detail/Sell_Flexible_Air_Duct_Connector--7717300.htmlventilation equipment. Advantages of Ampelair flexible duct connector 1. quick and Economical 2. strong Air Tight Lock 20090608 http://www.ec21.com/offer_detail/Sell_ventilation_HVAC_parts--7008840.htmlOur company product has ventilation systems accessories, (G-clamp,corners,holderLZVU,threaded rod,flexible duct clamp,a20090608 http://www.ec21.com/offer_detail/Sell_portable_ventilator--7795037.htmlventilator connect with flexible duct,with easy to carry characteristics, It can be used to ventilate a close space.20090408 http://www.ec21.com/offer_detail/Sell_portable_fan--3315876.htmlventilator connect with flexible duct,with easy to carry characteristics, It can be used to ventilate a close space.20090318 http://www.ec21.com/offer_detail/Sell_Ventilation_products--5180274.htmlducts: Ventilation products: Fibre glass insulation, PVC/NBR tubes & sheet, Adhesives tapes, Aluminum Flexible Duct, PU20090102 http://www.ec21.com/offer_detail/Sell_JXDH_6901_ASI_distributor--8401134.htmlFlexible configuration to be two pairs of 1 route input 6 routes output or one pair of 1 route input 12 routes output. 20091228