Simply pinch off the amount desired
At the bottom back edge
Steel channel-reinforced drainboards have a conical shaped pitch for drainage
The overall dimensions of the dispenser are 11-1/2 inches in width by 18 inches in height by 4-1/2 inches in depth
Fasco 3983 Blower Motor, 1/4 HP, PSC, 1075 RPM, 115V Nominal Size-33" X 18" X 0.5" Simply pinch off the amountFeatures: Base not included, Extended thru bolts, 30" leads, 65% efficiency min. Item: Direct Drive Blower Motor, Motor Type: PSC, HP: 1 4, Nameplate RPM: 1075, Voltage: 115, Enclosure: Open, Rotation: CW CCW, Hz: 60, Phase: 1, Speeds: 2, Bearings: Ball, Base: Resilient, Shaft Type: Flat, Shaft Number: 1, Shaft Length: 4", Shaft Dia.: 0. 5", "C" Dim: 9. 6, Protection: Auto, Thermal Protection: Yes, Cooling: Air Over.