PVC System Louver,ELIV
Synthetic resin (u-PVC) material and barriers with multiple air layers compose the louver and ensure excellent thermal insulation.
▶Thermal transmittance: 3.32 W/㎡·K
Aluminium Louver Product
Thermal insulation is poor due to the weak louver shape and material, and the resulting condensation causes mold and stain on the wall.