Hamilton Gas Products Smoke Matches Pack of 25 Long Burn, Dense for Testing Air Flow in Chimney Flues, Ventilation Systems & Appliances

AIRFLOW TESTING: Ensure optimal airflow in your chimney flue, ventilation systems, and gas appliances with white/grey smoke matches EXTENDED BURN TIME: Each match burns for approximately 20 seconds, providing ample time to gauge airflow patterns accurately DENSE SMOKE OUTPUT: Each smoke match produces around 2 cubic meters of dense white/grey smoke per match, ensuring clear visibility for airflow detection purposes CONVENIENT PACKAGING: Packed in a protective resealable container for safe storage and easy access, complete with clear instructions for hassle-free use BULK SUPPLY: Each tub contains 25 matches, offering an ample quantity to tackle multiple testing sessions whenever you need CLEAN OPERATION: Smoke matches leave no residue during use, ensuring a clean testing process for gas appliances and ventilation systems PROFESSIONAL TESTING TOOL: Suitable for testing airflow or spillage detection on gas appliances, chimney flues, and various ventilation systems