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.
flush mount return air grille
Flush mount return air grille from shengtongJH for commercial fit-outs. Coordinate recessed frame, finish thickness, removable face and service access.
View producthigh velocity return air grille
High velocity return air grille selection from shengtongJH. Evaluate free area, pressure loss and noise for industrial airflow instead of relying on face size.
View productreturn air grille 20 x 30
Return air grille 20 x 30 from shengtongJH with serviceable filter options. Plan a 508 × 762 mm opening, door swing and actual filter dimensions.
View productreturn air grille in ceiling
Return air grille in ceiling options from shengtongJH. Coordinate overhead retention, plenum connection, ceiling support and safe filter access.
View product14 x 24 return air grille
14 x 24 return air grille from shengtongJH for replacement projects. Survey the 355.6 × 609.6 mm opening, old frame, fixing holes and rear clearance.
View product20 x 14 return air grille
20 x 14 return air grille from shengtongJH for landscape openings. Coordinate 508 × 355.6 mm dimensions, louver sightlines and surrounding panel joints.
View product20 x 20 return air grille decorative
20 x 20 return air grille decorative options from shengtongJH. Select a simple commercial pattern with suitable open area, cleaning access and frame fit.
View product24x30 return air grille
24x30 return air grille from shengtongJH for large portrait returns. Plan the 609.6 × 762 mm opening, frame rigidity and safe service handling.
View product30x8 return air grille
30x8 return air grille by shengtongJH for wide shallow connections. Coordinate 762 × 203.2 mm opening, rear plenum and support across the span.
View productlarge floor return air grille
Large floor return air grille from shengtongJH for engineered commercial floors. Specify support, expected traffic, removable sections and below-floor access.
View productreturn air grille 20 x 20
Return air grille 20 x 20 from shengtongJH for commercial return upgrades. Investigate noise, loose components and rear restrictions before replacement.
View product10 x 10 return air grille
10 x 10 return air grille from shengtongJH for compact commercial openings. Match 254 mm nominal size, frame overlap and the small branch duty.
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