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Plenums & Air Returns

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20 in. W x 20 in. L x 47 in. H Trim to Fit Plenum
(3.8 / 25)
Model# WKDP 20
$216.96
15 in. Ductboard Triangular Terminal Box
(4.2 / 17)
Model# DTTB15
$38.00
21 in. x 28 in. Return Air Box Assembly
(4.7 / 3)
Model# RAB 21
$220.77
20 in. x 20 in. Duct-board Return Air Box
(3.6 / 7)
Model# DRAB20X20
$54.58
20 in. x 25 in. Duct-board Return Air Box
(3.2 / 6)
Model# DRAB20X25
$58.86
17.5 in. x 28 in. Return Air Box Assembly
(4.6 / 5)
Model# RAB 17
$180.74