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Duct Covers & Extensions

Most Popular

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

Model #: 412H

$29.99

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

Model #: 413

$39.99

Best® 8" Aluminum Fresh Air Inlet Wall Cap

Model #: 643FA

$89.99

Best® 8" Round x 24" Length Duct

Model #: 408

$29.99

Best® 10" Round x 24" Length Duct

Model #: 410

$29.99

Best® D49M Black Stainless Steel End Cap Extension

Model #: ATTD1BLS

$109.99

Best® End Cap Trim Extension

Model #: ATTD1

$109.99

Best® Rectangular Duct Section

Model #: AEDD2

$89.99

Best® Side Filler Kit

Model #: HAWTBN36

$49.99

Best® Stainless Steel Optional Decorative Soffit Flue Extension

Model #: AEWP28542SB

$399.99

Best® Stainless Steel Optional Decorative Soffit Flue Extension

Model #: AEWP28482SB

$369.99

Best® Stainless Steel Optional Decorative Soffit Flue Extension

Model #: AEWP28362SB

$329.99