Ventilation Smoke Tubes for Use in Mine; Shafts; Tunnels and More

Used for controlled generation of visible smoke to determine velocity of slow-moving air currents and establish direction and flow patterns in shafts, mines and tunnels
Ideal for commercial buildings and industrial processing plants to determine velocity and flow patterns of heating, ventilating and air-conditioning systems
Has break-off tips

Quantity 12EA/PKG

Specifications

Color=Gas color change: Gray to Black (ethylenediamine); White (acetic acid)
Type=Ventilation Smoke Tube
Usage=Mine; Shafts; Tunnels; Commercial Buildings; Industrial Processing Plants
Wt.=0.04 lb