2009, 2012, 2015, 2018, 2021 Uniform Mechanical Code (UMC) Chapter 11 Refrigeration|2016, 2019, 2022 California Building Energy Efficiency Standards|2018, 2021 International Residential Code|ASHRAE Standard 90.1-2013, 2016, 2019, 2022|ASTM D412/D570/E84/E96/G153/G21|International Mechanical Code 1107.7|UL 723

• Allows moisture to escape while being waterproof on the outside, keeping the insulation intact and preventing corrosion Outdoor line set protection from solar radiation, ice, fire, fungus, and more - extending life and performance of outdoor line-sets and insulation Meets mandatory building, energy, residential, mechanical, and green codes Heat and weather-resistant Velcro is molecularly bonded with double stitching to ensure a solid grip, even when removed and reapplied Includes UV-resistant nylon cable ties to secure against wind and tampering Made in the USA Manufactured to allow cutting to desired length without fraying Comes in three diameters/widths to accommodate various line-sets 90deg angle fittings available

AIREX E-FLEX GUARD™ is a protective cover for HVAC piping exposed to outdoor elements, and it consists of a proprietary vinyl, engineered to ensure durability while performing as a Class II Vapor Retarder to resist moisture damage to insulation and piping. AIREX E-FLEX GUARD™ features chemically and mechanically bonded hook and loop fasteners which are high-temperature welded and double stitched into the vinyl with specially treated nylon, ensuring durability even if cut. Accessories include UV nylon cable ties to secure against tampering. Utilize AIREX E-FLEX GUARD™ to aesthetically meet mandatory building requirements and energy efficiency standards.