Application Review

1. SUBSTRATE

Plywood, OSB or high-density wood fibreboard

Concrete or brick.

Insulation boards – except polystyrene insulation.

2. INSULATION

Insulation joints are butted together with no gaps.

Correct fastener pattern and quantity used.

100% adhesion of the membrane to the substrate.

3. FIELD SEAMS

Seam Tape Primer Plus should be visible past the leading edge of the field seams (over scrub).

There are no wrinkles, voids or fish mouths in any portion of the field seams.

All angle changes in the field seams are flashed over with one ply of 15.24cms wide by 30.48cms long Uncured Flashing with Tape.

Seam Tape should extend past leading edge of seam. If not was Lap Caulk used.

4. FLASHING DETAILS

No bridging occurring in the Uncured Flashing with Tape at any angle changes.

Two plies of Uncured Flashing with Tape are applied on all outside corners, pipes (when not using a Pipe Boot) and stacks.

One ply of Uncured Flashing with Tape is applied at all T-Joints field seam angle changes and over inside corner folds.

Seam Tape Primer Plus is visible past leading edge of flashing (over scrub).

5. TERMINATION BAR

Apply Water Cut-Off Mastic behind membrane prior to installing the Termination Bar.

Install a fastener in every hole and maintain a 6.35mm space between bars.

Termination Bar installed on parapet walls a minimum of 30.48cms above the roof deck.

Lap Caulk applied over top of Termination Bar.

6. PENETRATIONS

Uncured Flashing with Tape is applied in two layers a minimum of 20.32cms above the roof deck.

Peel and Stick Pipe Boots have Water Cut-Off Mastic applied between the pipe and the boot, are terminated with a Pipe Boot Clamp and are caulked with Lap Caulk. 

7. METAL EDGING

Metal Edge is prepared, cleaned and sanded and of sufficient gauge and adequately fastened to withstand wind uplift.

Properly stripped in using 15.24cm wide Cured Cover Strip with Tape. Cover Strip with Tape should extend a minimum of 50.8mm beyond any fastener.

8. OVERALL APPEARANCE

Termination Bars are level.

Seam widths are uniform and completely rolled in.

All trash or debris is removed from job site.

Overall appearance is very important.