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Brand New Master Flow 4 in x 25 ft insulated Flexible Duct R6 Silver Jacket

The Details...

The Master Flow 4 in. x 25 ft. Insulated Flexible Duct R6 Silver Jacket is used in standard Heating and Air Conditioning (HVAC) systems and some venting applications. The duct has R6 insulation which contains 33% more insulation than the standard R4.2 product. This additional insulation provides greater thermal efficiency to save energy. The product is also covered in a heavy duty, silver jacket for durability. The duct is ETL listed, meeting the UL181 standard.

Highlights

R6 fiberglass insulation for greater insulating power
Flexible duct is convenient for use in multiple applications including heating and A/C systems and some venting
Oversized core to connect quickly and easily to standard sheet metal fitting
Galvanized core wire for greater corrosion resistance vs. non-galvanized wire
Duct can be cut to length as needed
Insulated duct features a maximum temperature rating of 200 degree F
Always install per instructions and seal using approved mastic or sealant (or approved tape)

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