Return Air Grilles
Return air grilles for industrial and commercial HVAC. Compare wall, ceiling, floor, filter-access and grille-face options in a range of nominal opening sizes.
cast iron floor return air grille
Cast iron floor return air grille from shengtongJH for industrial and commercial openings. Review support, traffic loading, finish and safe removal.
View productlarge return air grille
Large return air grille options from shengtongJH. Coordinate sectional panels, frame stiffness, plenum layout and manageable maintenance access.
View productlinear return air grille
Linear return air grille by shengtongJH for commercial fascias and bulkheads. Select bar spacing, active length, joints and removable access.
View productreturn air grille 16x16
Return air grille 16x16 from shengtongJH for commercial replacements. Investigate noise, loose frames and return restrictions before selecting the new face.
View productreturn air grille with hinged filter
Return air grille with hinged filter access from shengtongJH. Select hinge side, latch retention, filter seat and a clear commercial maintenance route.
View product14 x 30 floor return air grille
14 x 30 floor return air grille from shengtongJH. Select a supported floor assembly for the opening, traffic loads, edge seating and safe removal.
View product20 x 20'' return air grille decorative
20 x 20-inch decorative return grille options from shengtongJH. Compare simple patterns, frame fit, cleaning and the usable return-air opening.
View product20x30 return air grille ceiling
20x30 return air grille ceiling options from shengtongJH. Coordinate overhead retention, opening orientation, core removal and the return plenum.
View productfloor return air grille with filter
Floor return air grille with filter from shengtongJH. Coordinate load-bearing support, accessible filtration, dust collection and moisture conditions.
View productlouvered return air grille
Louvered return air grille by shengtongJH for industrial and commercial air return. Select blade direction, sight screening, frame and cleaning access.
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