12-8 x 4 White ProLinear Supply vent covers with a damper and NO screw holes for $95.55 each / 12 for $1146.60 (SKU GPL-4X8-YES)
5-12x6 White ProLinear Supply vent covers with a damper and NO screw holes for $193.20 each / 5 for $966.00 (SKU GPL-6X12-YES)
2-12x8 White ProLinear Supply vent covers with a damper and NO screw holes for $240.45 each / 2 for $480.90 (SKU GPL-8X12-YES)
2-12x12 White ProLinear Supply vent covers with a damper, 4 way air deflector, and NO screw holes for $343.60 each / 2 for $687.20 (SKU GPL-12X12-YES and 12X12AD-SC)
2-10x6 White ProLinear Supply vent covers with a damper and NO screw holes for $168.00 each / 2 for $336.00 (SKU GPL-6X10-YES)
1-14x6 White ProLinear Supply vent covers with a damper and NO screw holes for $216.30 each (SKU GPL-6X14-YES)
4-12x12 White ProLinear Return vent covers with NO screw holes for $245.70 each / 4 for $982.80 (SKU GPL-12X12-NO)
2--24x18 White ProLinear Return vent covers with NO screw holes for $565.00 each / 2 for $1130.00 (Custom).
3-12x8 White ProLinear Return vent covers with NO screw holes for $169.05 each / 3 for $507.15 (SKU GPL-8X12-NO)
