Compose It - Bladder Expansion Tank - Installer and User Manual

For your safety, please read the entire manual before installing this product. COMPOSE IT bladder expansion vessels shall only be used with water. In COMPOSE IT bladder expansion vessels, the air is captive inside the bladder (air cell). COMPOSE IT bladder expansion vessels are pre-charged with pressure. The tank must never be opened before having totally released the air pressure. In order to find out if there is still pressure insite, use the air valve on the top of the tank. The warranty is canceled if the tank is used at temperatures or pressures outside of its nominal range. The warranty is canceled if the tank is submitted to vacuum (below atmospheric pressure).