Feature
●Effective ventilation area (cm2): 5.6 inches (169 cm)
●Air flow at 9.8 Pa (m3/h): 198.4
●Accessories: Round countersunk screws (unichro), Nominal 3.8 x 25 x 4
●Mounting thread pitch (H x W): 6.8 x 8.9 inches (172 x 226 mm)
Description
Comes with opening and closing feature, top and bottom shutter type.
The opening dimensions for installation should be 2mm larger than product dimensions.
From the Manufacturer
Indoor Air Vent Resin / Wood Frame Fastener / Top and Bottom Shutter Type
Features
Mounting thread pitch: H 6.8 x W 8.9 inches (172 x 226 (KS-6010P-1520-SG), H 8.9 x W 10.9 inches (226 x 277 KS-6010P-2025-SG) Material: ABS resin.