Preparing the Enclosure

Securely attached poly. 'Danger' tape clearly visible

Seal between joists

 

Protect fixtures

'Critical' barrier w/ view port

Tape to door trim

 

'Make-up' vents...

...prevent excess vacuum

Seal HVAC vents

 

Exhaust to outside

Outdoor tent

Highly visible signage

 

Bad prep = buckled floor

...and mastic on walls

Tape too low ruins stain