Use screws to attach the device’s flange to the sash. Utilizing supplemental screws, connect an L-formed bracket to attach The underside window sash to the best window sash. This tends to prevent the window from accidentally opening. Central air - Only one unit that may be placed on the roof https://air-conditioner-installat64197.blog2learn.com/77611139/an-unbiased-view-of-air-conditioner-installation