The CF45H cover frames allow flush mount installation for any 45 x 45 mm standard sized product such as matrix control panels, volume controllers, connection plates, ... They come including a metal subframe(s) and are available in single (CF45SH) and double (CF45DH) unit size. The CF45SH is equipped with hooks that lock in your Installation Housing. They are available in black (/B) and white (/W)