Features & Applications:

Throw away your matchbook. Here’s the professional way to check for drafts at ducts, doors and windows as well as air leaks in boilers, drains and pipes. Not to mention checking for down drafts, blockages or cracks in chimneys and flues, which can lead to carbon monoxide poisoning. Smoke Matches create nontoxic, clean, white smoke. 30-second burn time, 20 matches per box.

• 30 seconds burn time
• 20 matches per box
• 30 cubic feet of smoke

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