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Duct Covers & Extensions

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Best® 3" Wall Extension

Model #: AWWPD336SB

$330.00Save $NaN

$330.00

Best® 3" Wall Extension

Model #: AWWPD348SB

$370.00Save $NaN

$370.00

Best® 3" Wall Extension

Model #: AWWPD360SB

$411.00Save $NaN

$411.00

Best® 3-1/4" X 10" to 7" Round Transition

Model #: 412H

$28.00Save $NaN

$28.00

Best® 3-1/4" X 10" to 8" Round Transition

Model #: 413

$31.00Save $NaN

$31.00

Best® 6" Round x 24" Length Duct

Model #: 406

$22.00Save $NaN

$22.00

Best® 7" Round x 24" Length Duct

Model #: 407

$22.00Save $NaN

$22.00

Best® 8" Aluminum Fresh Air Inlet Wall Cap

Model #: 643FA

$78.00Save $NaN

$78.00

Best® 8" Round x 24" Length Duct

Model #: 408

$27.00Save $NaN

$27.00

Best® 10" Round x 24" Length Duct

Model #: 410

$29.00Save $NaN

$29.00

Best® AWWPD Series 3" Outdoor Wall Extension

Model #: AWWPD342SB

$351.00Save $NaN

$351.00

Best® End Cap Trim Extension

Model #: ATTD1

$103.00Save $NaN

$103.00