Moldex 6605 SparkPlugs Cordless Earplugs — NRR 33 (Metal-Detectable) goatskin-leather Foam plugs like NRR 31-33 3590500 washable filter cover so Frame Color:Black With Black Emblem W241180-9.5

Foam plugs like NRR 31-33 options seal higher per pair but are single-use and require roll-down

000V electrical protection

treat the space as an IDLH atmosphere — get everyone to fresh air and call 911 before re-entering

Combination units must be replaced as a whole at end of life rather than swapping a single sensor

The Kidde 900CUAR suits new builds and remodels wiring an interconnected dual-hazard system - compare it with the Linsoal RC425COM

Moldex 6605 SparkPlugs Cordless Earplugs — NRR 33 (Metal Detectable) goatskin leather Foam plugs like NRR 31 33 3590500 washable filter cover so Frame Color:Black With Black Emblem W241180 9.5 Foam plugs like NRR 31 33 options seal higher per pair but are single use and require roll down 000V electrical protection