First Alert Hardwired Combination Smoke and Carbon Monoxide Detector Item #2601644 | Model #20599 The coupling measure 5-1/2 inches

The coupling measure 5-1/2 inches in length and has a 2 inch IPS

PEX x 3/4 in

Packaging May Vary

0Ah Battery makes it a great primary choice or alternative for small

This tool is the perfect choice for any jobsite task

First Alert Hardwired Combination Smoke and Carbon Monoxide Detector Item #2601644 | Model #20599 The coupling measure 5-1/2 inchesPrecision Detection technology helps reduce cooking nuisance alarms and provides early warning. Interconnects with most First Alert and BRK alarms so when one sounds, all compatible alarms sound to provide an early warning Battery backup provides continuous protection during power outages Perfect mount bracket keeps the alarm secure over a wide rotation range for ideal alignment and easy installation Latching Alarm Indicator visually identifies the