Steel Single Deflection Return Grille with ¾” blade spacing, 35° fixed deflection, Blades parallel to the long dimension

For natural gravity or positive pressure systems, model GRS offers excellent performance and durability for intake or relief applications. Featuring an exceptional low silhouette design and rugged construction this model is both efficient and economical.

• 19 x 19 inch base with prepunched mounting holes for easy attachment to roof curb
• All aluminum exterior for corrosion-resistant construction
• Integral birdscreen to prevent entry of birds and small objects

Neoprene pad 1/4" thick under spring regardless of style. Adjust load transfer while Motion Restraints feature large diameter springs with OD not less that 80% of rated deflection height, except 1580 with 2-1/4" travel to collaspe. For compact support of heavy loads, some JQ's include inner springs. For low profile support of heavy loads, JQE's have clustered springs.