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Future of Integration Business

Future of Integration Business

This post is brought to you from one of our 2021 Sponsors. The National Systems Contractors Association (NSCA) is the leading not-for-profit association representing the commercial integration industry.

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The Point 7 Rule for Heat Detectors

The Point 7 Rule for Heat Detectors

While the Point 7 Rule can be mathematically calculated for heat detectors and applied to rectangular area and corridor applications, thankfully, the math has already been done for us in NFPA 72.

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The Point 7 Rule

The Point 7 Rule

NFPA 72 requires that all points on the ceiling have a detector within a distance of 0.7 times the listed spacing of the detector.

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Beam and Joists

Beam and Joists

When a ceiling surface has solid projection more than 4 inches, the distance between the projections center to center determines whether the projection is a joist or beam.

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