Aluminum Alloy Spiral Flexible Air Duct for Cooker Hood Duct

 Product DescriptionMaterialPure AluminumInner Diameter6INCH(Can be customized from 3inch to 24inch)Length1.5 M OR CUSTOMIZED Corrugated Lines4,7,9 corrugated lines or full corrugated linesThickness Customized from 0.06MM to 0.15MM Extension Rate1:3.33 (7 corrugated lines), 1:3.75 (4 corrugated lines)Temperature Range-30ºC - 140 ºCMaxim Working Pressure10000pa (max)Air Velocity30m/s (max)ApplicationSuitable for various ventilation systems in kitchen and bathroom, such as range hoods and water heaters.FeaturesCan be installed directly on the circular interface. In case of high temperature or fire, no toxic gas will be produced.High Temperature Resistance, FireproofcustomizationAcceptableDetailed Photos/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1