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.
12x12 return air grille with filter
12x12 return air grille with filter from shengtongJH. Coordinate 304.8 mm opening, actual filter fit, hinged access and pressure allowance.
View product20x30 return air grille decorative
20x30 return air grille decorative options from shengtongJH. Balance a broad architectural face with airflow, removable access and a suitable wall opening.
View product22x22 return air grille
22x22 return air grille from shengtongJH for nonstandard openings. Separate 558.8 mm nominal opening, outer border and ceiling-module compatibility.
View product24 x 14 return air grille
24 x 14 return air grille by shengtongJH for wide commercial return openings. Coordinate blade direction, shallow plenums and frame attachment.
View product24 x 18 return air grille
24 x 18 return air grille from shengtongJH for commercial service bays. Plan removable access, perimeter support, cleaning and plenum interfaces.
View product24 x 24 return air grille for drop ceiling
24 x 24 return air grille for drop ceiling from shengtongJH. Match the imperial grid module, frame edge, duct neck and overhead retention.
View product24x12 return air grille
24x12 return air grille by shengtongJH for commercial fan-coil bulkheads. Coordinate intake, filter removal and service clearance behind the face.
View product24x6 return air grille
24x6 return air grille from shengtongJH for narrow commercial fascias. Check active opening, plenum depth, fixings and cleaning access.
View product25 x 14 return air grille
25 x 14 return air grille by shengtongJH for wide return connections. Plan hinge direction, filter clearance and the difference between opening and face size.
View product2x2 return air grille
2x2 return air grille from shengtongJH for commercial ceiling modules. Distinguish a two-foot module, actual panel size and duct opening before ordering.
View productaircon return air grille
Aircon return air grille options from shengtongJH for commercial air-conditioning systems. Coordinate intake area, filter access and the equipment connection.
View productfilter return air grille
Filter return air grille from shengtongJH for accessible commercial filtration. Match actual filter dimensions, holder depth, sealing and replacement access.
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