Returnsox™-N series/I series

Made of high-strength nano-alloy material, ReturnSox™ utilize exclusively-owned patented internal support frame to maintain the flexible air duct in rectangle shape and return air under negative pressure. Matching with air vents, air dampers, Returnsox™ is a replacement of traditional return air duct with cable suspension system to install on site. According to the material, there are two types: DurkeeSox Returnsox and InsuSox Returnsox.

ADVANTAGE
Visual pleasingVisual pleasing

Easy and quick installation as finished productEasy and quick installation as finished product

Light weightLight weight

High strengthHigh strength

Better Fire safety Better Fire safety

WHERE TO USE?
SHORT-DISTANCE OR VENTILATION: DURKEESOX RETURNSOX
SHORT-DISTANCE OR VENTILATION: DURKEESOX RETURNSOX

LONG-DISTANCE A/C SYSTEM: INSUSOX RETURNSOX
LONG-DISTANCE A/C SYSTEM: INSUSOX RETURNSOX