Instructions / Assembly
6
2. PRE -ENGINEERED STEEL APPLICATIONS
2.3 Roof Application Method C
This application is suitable for 6” Z or C
purlins with 3.5” or 6” unfaced mass
insulation.
1. Measure working area where
Reective Air will be applied.
2. Apply the Reective Air to the
underside of the mass insulation,
attaching it to the top face of
the purlins.
3. Ensure that the white polyethylene side
of the Reective Air is facing the mass insulation.
4. Securely tape any exposed seams using reective tape.
5. Apply the steel roof deck using approved methods of installation.
2.4 Roof Application Method D
This application is suitable for 6” Z or C
purlins with 3.5” unfaced mass insulation.
1. Measure working area where
Reective Air will be applied.
2. Apply the Reective Air to the bottom
facing of the purlins, ensuring that it is
pulled tight.
3. Securely tape any exposed seams
using reective tape.
4. Apply the steel roof deck using approved methods of installation (if not already in place).
Reflective Air
POLY SIDE TO MASS
INSULATION
ROOF DECK
UNFACED MASS
INSULATION
C PURLIN
Z PURLIN
UNFACED MASS
INSULATION
ROOF DECK
AIR SPACE
FASTEN Reflective Air TO
BOTTOM OF PURLINS
C PURLIN
Z PURLIN
Reflective Air