NFPA 72 requires differential pressure testing of duct detector sampling tubes. While not often enforced nor fully understood, your team should be equipped to know how to do it when called upon.
Where to find it: NFPA 72 2023 edition, table 14.4.3.2.17.7(e). Test duct smoke detectors that use sampling tubes to ensure that they will properly sample the airstream in the duct using a method acceptable to the manufacturer or in accordance with their published instructions.
Fire and life safety work doesn’t look the same for every contractor. Some teams focus primarily on recurring inspections and compliance reporting. Others balance inspections with service calls, repairs, and ongoing maintenance across multiple sites and systems. Many fire protection businesses fall somewhere in between—managing a mix of scheduled inspections, emergency service, deficiency tracking, and […]
Mechanical inspections don’t look the same for every contractor. Residential teams need to move fast, stay consistent, and clearly communicate results to customers. Commercial contractors often need more capabilities—like detailed asset tracking, preventative maintenance, and help staying compliant. Many mechanical businesses sit somewhere in the middle, handling a mix of both. The problem? Most inspection […]