024/025

Eggcrate exhaust grilles, models 025 is supplied with opposed blade damper, 024 is upplied without damper.
These popular grilles feature a lightweight 12.5mm square aluminium core, and have a very high free area keeping pressure drop and noise regeneration to a minimum. The OBD opposed blade volume control damper is adjustable through the blades from the front using a standard slotted head screwdriver.