Combined flexible air ducts

14.04.10

COMBI сombined flexible air ducts — solid and strong air ducts for wide ranges of applications. The ducts consists of multy layers of aluminium foil, polyester and PVC foil with steel spiral frame.

Application

for ventilation and air conditioning of residential and public premises.

Advantages

Compared with PVC duct:

High temperature resistance

Non-combustible, fire safety class M0 (up to 250°C) or M1 (up to 150°C)

Less of smoke in case of fire

Compared with duct made of aluminum foil:

High tear resistance

Better mechanical protection

Leakproof and resistant to expansion and deformation

Technical data

Available sizes	ø 102, 127, 152 mm
Material, inner layer	aluminium foil laminated by polyester
Materil, outer layer	PVC
Temperature range	-30 ... + 250°С (М0) or -30...+150 (M1)
Standard length	1 / 1,5 / 2,5 / 3 / 6 / 10 m
Max air flow speed	30 m/s
Operating pressure (max)	3000 Pа

Order code	Polyvent 665-CОMBI- fire safety class (М0 or М1) / diameter / length
	Example: Polyvent 665-COMBI-M0/152/3

Pressure loss diagram

Download pdf leaflet