1 Breakages are less as the boards are much tougher and have fibers reinforcing in them. 2  they damage less easy from general wear and tear in everyday use in a home or office. 3  It offers slightly better acoustics than standard board.  It is a superior product in case of fire.
It is normal for the solenoid to make noise, it clicks when the valve is turned on or off. It also is normal for a very soft buzzing sound to be heard when the valve is activated, but you should not be able to hear it unless you put your ear near it. If you can easily hear it buzzing, that is not normal.
Originally Posted by egosbar can someone tell me how loud sun conures are compared with cockatoos i have two major mitchells and i can easily handle thire noise but wanted to know if they are louder or around the same noise level Hello, they are not loud, but they are noisy. have one sun conure and one caique. The sun is definitely louder, but usually at specific times of the day. There are times that Cayenne (the sun) wants my attention and will call me, which is a certain type of sound (still loud).