First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt Winter_Items Remains flexible and absorbs the

Remains flexible and absorbs the expanding and contracting seasonal movement of the wood

Weather resistant and durable

Color : White/Brown painted

Ledgerlok is engineered to attach the ledger board to the rim board of a house without pre-drilling

First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt Winter_Items Remains flexible and absorbs the"FIRST ALERT" SMOKE ALARM 120V AC DC Easily expand an existing interconnected 120V AC system by replacing one alarm in the series with this alarm Add additional battery operated First Alert Onelink enabled alarms to expand without wires Photoelectric smoke alarm reduces nuisance alarms Alarm and low battery silence feature 10 year limited warranty