Changing batteries in a smoke alarm should be done every six months and requires removing the device's face plate. Keep a fresh supply of batteries when using battery operated smoke alarms and change them regularly with advice from ahome repair specialist and remodeling contractor in this free video on home improvement. Expert: Tim Gipson Contact: www.inhisstepsremodeling.com Bio: Tim Gipson is a home repair specialist and remodeling contractor in Franklin, Tenn. Filmmaker: Tim Brown
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