Toprise Spinning Chimney Cowl Ventilation Rotating Chimney Cowls Turbo Roof Turbine Ventilators Cap No Power Roof Ventilation

Model: 300mm Materials: Fluorocarbon polyester coated aluminum alloy. Japan NSK self lubricating bearing and metal support.Benefits:  Light weight, high revolving speed, strong corrosion resistance, high air exhausting efficiency, sturdy and durable,clean and smooth, uniform color, and easy maintenance.Working Condition: Temperature difference between indoor and outdoor being 5ºC, It starts to revolve at the wind speed of 0.12m/ s. Roofing Angle: It can be installed on roof and pipe. Warranty: 15 yearsApplicable scope: Commercial and industrial buildingsOrigin of product: China MODEL VARIPITCH DIA. VENT HEAD DIA. HEIGHT  BLADE QTY WEIGHT A.A WEIGHT S.S BASE SIZE (LXW) 300MM300MM430MM450MM212.5KG2.9KG400X450MM 500MM 500MM 635MM 525MM 32 5KG 6.3KG 750X800MM 600MM600MM750MM625MM326.5KG8.5KG800X850MM* Fluorocarbon polyester coated aluminum alloy* Two NSK permanently lubricating bearings* Light weight and sensitive revolving* Rust resistant and anti- corrosive* Spins away heat and condensation* Removes moisture build up in winter* Low maintenance and easy installation* Wide range of colors to match with any roof* Suitable for tiled and metal roofs* Can be used in areas requiring cyclone rated products Q: Which sizes of roof ventilator do you have?A: We have the following sizes    Spherical shape: 150MM, 200MM, 250MM, 300MM, 500MM, 600MM.    Straight vanes shape:600MM, 700MM, 900MM    Static Shape:300MM, 500MM, 700MM  Q: What's your MOQ?A: 10 units each size.Q: Could you recommend the model and quantity?A: Yes, we can design the model and quantity as per the warehouse dimension and warehouse type.Q:How about the lead time?A: Normally 2-3 weeks. It depends on the quantity and our production plan.Q:Could you supply in CKD or half assembled way?A:Yes, we can. This way can save space and shipping cost. We can supply assembly instruction for you./* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1