100-1600mm Marine Negative Pressure Flex Duct

1. made of PVC negative pressure fabric.
2. size: 4"~60"
3.enduring temperature: -20~+80celsius.
4. 8000pa negative pressure.

-Material: fire retardant PVC fabric

-Available size: 4"~60", standard length: 5m/10m, customized length is upon request.

-Available color: orange.

-Structure: the frame is the strengthen spiral steel wire, the wire standard pitch is 60mm, outside is the black strip wrapping on the steel wire. galvanize iron clip with D-Ring punching on the rubber strip every one meter.

Features: 1.endure the negative pressure 8000pa as the narrow wire picth.

      2. fire-retardant, oleic acid and corrision resistant, tear and wear proof, anti-aging.                    

3.Temperature range: -20~+80celsius.

-End style: bugle with rope, steel circle collar, straight sleeve with rope