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Master Flow 4 in. Dia x 5 ft. Length Ductwork Insulation Sleeve - R-8 F8DS4 49174371

Sale price USD $6.16 Regular price

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Master Flow 4 in. Dia x 5 ft. Length Ductwork Insulation Sleeve - R-8 F8DS4
6.16
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Insulate your new or existing 4 in. duct pipe with this Master Flow 4 in. Dia fiberglass insulation ductwork sleeve. Helps provide consistent air temperature and reduced system condensation and noise. On new pipe installation - simply slide the sleeve over the 4 in. duct pipe as it is being installed. For existing duct pipe up to 4 in. Dia - cut the jacket length wise (insulation is pre-cut) and wrap around the pipe.

Insulates new or existing ductwork to help maintain consistent air temperature in a ventilation system

Insulates duct pipe up to 4 in. Dia and up to 5 ft. L

R-8 value for effective insulation of your duct system

Reduces mold-causing condensation and absorbs draft and duct system noise

Meets ASTM E84-20 surface burn standard. Tested by an accredited third-party laboratory.

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