Holyoake curved frame deflection grilles have been specifically designed to allow the double- and single-deflection grilles to mount directly onto Holyoake Spiro-Loc rigid round ducting.
TLC
Curved Frame Deflection Grilles – Duct Mounted
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Front louver blades are parallel to the long dimension, with the rear blades parallel to the short dimension on the double deflection grille.
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Blade spacing only available in 20mm.
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All louver blades are individually adjustable for any degree of deflection.
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Rear optional Opposed Blade Damper (OBD) for airflow control screwdriver operated from face of register.
