Most Common Mistakes Builders Make Before a Door Fan Test and How to Avoid Them
A door fan test is not just a formal procedure it’s a critical check that determines whether a protected space will perform safely and effectively in an emergency. The difference between pass and fail often lies not in the sophistication of the fan or the testing equipment, but in the attention paid to preparing the building envelope, sealing leaks, coordinating trades, and following rigorous protocols.
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