Large shops again use spark arrestors in the systems. This detects sparks and extinguishes them before they can flame. This is SOP for large systems. There is probably a larger chance of a fire in a residence using a residential central vac for dust collection than in the large shops, because of the safety equipment installed in those systems.udes dust collection system, unit dust collector, industrial vacuum cleaner, wet & dry vacuum cleaner, welding fume extractor, soldering fume extractor, oil mist collector, powder & granule conveying system, ring blowers, centrifugal blowers, side channel blowers, wood dust collector, industrial blowers, saw flux …
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