Tag
hvac
June 25, 2026 · 5 min read
Duct Smoke Detector Requirements Without the GuessworkCFM thresholds, sampling tube sizing, remote station placement, and the IMC vs NFPA 72 overlap that catches fire alarm techs off guard.
Tag
June 25, 2026 · 5 min read
Duct Smoke Detector Requirements Without the GuessworkCFM thresholds, sampling tube sizing, remote station placement, and the IMC vs NFPA 72 overlap that catches fire alarm techs off guard.