If corrosive effects are a concern, use Retrotec's Dragon Puffer that uses vaporized oil on a heating element similar to fogg
Retrotec Blower Door Test Equipment | Duct Testing Equipment
Technical Tuesdays: Ep. 14 - Smoking Ducts | Since air is invisable, locating air leaks in a duct system can be difficult. Fog generators are great tools to make air visible to
Retrotec Tiny S Compact Fog Machine
Retrotec Blower Door Test Equipment | Duct Testing Equipment
TEC TEC Fog Puffer
Retrotec Blower Door Test Equipment | Duct Testing Equipment
Retrotec Blower Door Test Equipment | Duct Testing Equipment
Airtightness Testing & Tools Accessories
The Dragon Puffer
Grill Mask 12" x 216' Roll | J&R Products Inc
Home Energy Magazine - Tools of the Trade :: Smoke Pencil Puffer Research
Retrotec Blower Door Test Equipment | Duct Testing Equipment