The Reliable Model G4A ConcealerR is a versatile, quick response concealed sprinkler that offers a 1/2 inch of cover adjustment.

The Reliable Model G4A ConcealerR is a versatile, quick response concealed sprinkler that offers an attractive appearance and 1/2 inch of cover adjustment for ease of installation. The small diameter cover plate is easily and positively attached and blends into the ceiling. The Model G4AR Concealer is designed for use where aesthetic appearance is important, such as offices, hospitals, motels and restaurants. It is UL listed and FM approved. The Reliable Automatic Sprinkler Co., Inc.