Pressure Relief HD 3530-12X24 T-Bar sizes T-20 Tamper Proof Screws

sizes T-20 Tamper Proof Screws SUBMITTAL 903 Series Submittal PERFORMANCE DATA 903 Series Engineering/Performance Data REVIT FILES Surface Mount Aluminum Supply Diffuser Double Deflection front Long with Damper Surface Mount Aluminum Supply Diffuser Double Deflection front Long

Standard Features * Designed for return or exhaust applications * 3/16" holes on 1/4" staggered centers * Heavy gauge steel * Seismic support holes * 1x2

Standard Features * Individually adjustable curved blade T-Bar lay in diffuser with concealed hinges * Hinged perforated face * Spring push release for easy access to adjust curved blades * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar sizes: 6-10"

Single deflection radius mount spiral pipe grille with adjustable blades

Standard Features * Fixed blade return air T-Bar lay-in filter grille * Square collar for 20 1/2" x 20 1/2" duct * Hinged removable face * 20" x 20" x 1" filter (not included) * Seismic support holes * Soft White Options * 920 TFG - steel outer frame * 920 2 TFG - 2" filter spacing (filter not included) * No Labor Collar - square to round (2x2 only) * 1x2 (20x8 filter) or 2x4 (20x44 filter) * Satin Anodized Finish available on this product

Pressure Relief HD 3530-12X24 T-Bar sizes T-20 Tamper Proof Screwsh3. Standard Features * 3510 Vertical mount * 3520 Horizontal mount air up * 3530 Horizontal mount air down * Designed to open with negative or positive pressures for intake or exhaust air * Felt edge blades to hold noise to a minimum * Aluminum construction * Blade to blade linkage * 1 4" pivot pins in nylon busings * Maximum size 24 x 24 * Mill finish h3. Options * Sleeve variations * Mounting flange * Adjustable counter balance to adjust various