Analyzing air currents is simple and economical using this airflow test kit. The kit is always ready to use. The noncorrosive smoke is safe for use isolation room testing, ventilation ducts and other environments. To maximize efficiency, tubes can be plugged with supplied rubber stoppers and reused at other test sites. Kits contain everything needed for testing, including 10 non-corrosive smoke tubes.
Subject to a 30% restocking fee. Items must be returned unopened and in resellable condition.