They don't beep. Check your CO and Smoke detector. The batteries are probably low.
How much aggravation cost was figured into final bill?I had a cust. ( woman) call me out on a set of gas logs that I had installed for her. She swore that they were beeping.:no: I went over to check them & sure enough...every few min. Beep... the somke det. batt. was low...:laughing: