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Are bags (paper or plastic), acceptable to protect sprinklers from accumulation of dust or other potential contaminants?

April 26, 2017acceptable Accumulation bags contaminants dust paper plastic potential protect sprinklers

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Are bags (paper or plastic), acceptable to protect sprinklers from accumulation of dust or other potential contaminants?

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Bags are only permitted when sprinklers are protecting spray coating areas. Plastic bags must have a minimum thickness of 0.003 in. (0.076 mm) or small paper bags may be used. Sprinklers protecting areas other than spray coating hazards are not permitted to have bags placed over the sprinklers.