Pre-Insulated Duct

PHI Pre-Insulated Aluminium Duct is the best solution to HVAC ducting system.

PHI Pre-Insulated Aluminium Ducts



General standard:

Size: 2000/4000*1200(L*W)
Compressive Strength:450kpa
Thickness:20mm(also provide 25mm and 30mm)
Water Absorption:2.90%
Alum.Foil Thickness:0.08mm(both sides)
Dimensional Stability:0.53%(70℃+/-2℃）
Density:71kg/m3 Oxygen Index: 57.80%
Fire Retardant: A Smoke Density: 2
Thermal Conductivity: 0.018W/m.k
Smoke Toxicity: 25
(Average Temperature 25℃+/-2℃)


Advantage :

Lower heat conductivity, higher thermal efficiency;
High Fire-Protection rating
Low density, light weight;
Easy Installation
Foamed with CFC free materials, environment protective;
Hermetic seal ensures little air leakage;
With aluminum foil reinforced on both side, its corrosion protective, hygiene, and has a beautiful appearance;
Foamed with closed-cell structure, it's water-proof and sound-insulated.
No protrudent flange on the connections, it can save a lot of building space.