## What is Duct?

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# Types of Duct

### PIR DUCT

PREINSULATED AND BEST FOR INTERIOR USE ONLY – CAN ONLY BE MADE IN SQUARE AND RECTANGULAR SHAPES.

### GI DUCTS

BEST FOR ALL KINDS OF INTERIOR AND EXTERIOR INSULATIONS. – CAN BE MADE IN ROUND, OVAL, SQAURE AND RECTANGULAR SHAPES.

DUCT CAN BE MADE IN 20, 22, 24  AND 26 SWG (GAUGE)

### DUCT INSULATION

FOR PROTECTION FROM SUNLIGHT AND COOLING LOSS. INCREASES LIFE OF THE DUCT

1. XLPE FOAM WITH ALUMINIUM FOIL TYPE – 9 MM TO 18 MM.
2. NITRILE RUBBER TYPE – 6 MM TO 18 MM.

### DUCT ACOUSTICS

FOR SOUND REDUCTION AND SILENT OPERATIONS

1. ACCOFOAM WITH DIMPLES – 12 MM
2. ACOUSTIC FOAM – 12 MM