RoofAquaGuard MT
Installation Instructions
Peel and stick ice & water shield
SUBSTRATE PREPARATION Installation Instructions
- May be applied directly to plywood, wood composition board, polyisocyanurate, extruded and expanded polystyrene insulation, gypsum sheathing and wood plank.
- For best adhesion, lightly prime wood and masonry substrates.
- Primer must be fully cured prior to membrane application.
- Deck may not have voids or areas that are unsupported.
- Deck must be clean and dry or loss of adhesion may occur.
APPLICATION GUIDELINES
- Always start from the lowest point on roof deck.
- Membrane should be unrolled, exposed to sunlight and allowed to relax before installation.
- Align the membrane on the lower edge of roof.
- Pull back the release film and align the membrane on the lower edge of roof.
- Pull the release film to peel back and apply membrane.
- Roll lower edges and seams with a hand roller. Use flat broom or squeegee to help lay flat and adhere the field of the underlayment.
- Where nailing is needed for steep slope applications, backnail and cover nails by overlapping with the next sheet.
- Valley and ridge applications: peel back the release film, center the sheet over the valley or ridge and press firmly into place. Always start from lowest point on valley applications.
- End laps must be at least 6 inches and side laps must be at least 3 inches.
- For best adhesion, apply in minimum 45F or higher. Store rolls at temperatures between 55F and 95F.
PRECAUTIONS AND LIMITATIONS
- Always wear fall protection when working on a roof deck.
- All underlayments can be slippery when wet, or covered by frost.
- Remove release liners soonest possible from work area, as they can be slippery.
- Follow maximum recommended exposure guidelines when exposing underlayments to sunlight.
- Do not fold underlayments over the roof edge unless it is protected by flashing material.
- Do not install underlayments directly on old roof cladding.
Check with the Manufacturer of Metal Roofing, for any special requirements when underlayment is installed under metal roofing that do not have proper ventilation. - Underlayments are air and vapor barriers, therefore always provide proper roof insulation and ventilation.
- Repair holes, tears, and damage to membrane with a round patch of membrane extending past the damaged area 6 inches.
SAFETY, STORAGE, AND HANDLING
- Read all product labels and Material Safety Data Sheets (MSDS) for proper handling and disposal.
- Deliver all materials in manufacturer’s unopened packages.
- Palletized material should be stacked only two high.
- Store all materials under cover.
- Avoid prolonged storage above 32°C (90°F).
Refer to Peel and Stick High Temperature manufacturer’s installation instructions. All Material must be installed in compliance with applicable codes and ordinances. Approvals: Meets ICC (ASTM D1970), Miami Dade, Florida Building Code and
CAN/CSA
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Manufactured by: Lemminkainen Katto Oy, PL 10, 04361 Tuusula, Finland
Roof Aqua Guard North America Marketing and Sales: Nemco Industries Inc
