Non-thermal break aluminum frame insulated sliding barn door on China WDMA bifold 5) YY factory system had

5) YY factory system had been certified by AWA

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Different types have different

Waterproof test: Our quality department will select some series to test the waterproof performance every month

Non-thermal break aluminum frame insulated sliding barn door on China WDMA bifold 5) YY factory system hadNon thermal break aluminum frame sliding barn door Product Introduction Aluminum Profile Structure Windows & Doors System Series Type Series Alu Profiles Accessories Standard Glass Notes Casement window door, Awning Tilt & turn window GR 65 1. 4mm HOPO, ROTO, HOPPE, GU, SI 5+9A+5 Hot selling type. Apply to many kind of windows doors type. GR 70a 1. 4mm thermal break HOPO, ROTO, HOPPE, GU, SI 5+12A+5 GR 70b 2. 0mm thermal break HOPO, ROTO, HOPPE, GU,