LAMAMastic
LAMAMastic is a versatile, trowel-applied mastic designed to fill and seal cracks on a variety of surfaces. This rubberized paste is easy to apply with a trowel or spatula, and it adheres strongly to both vertical and horizontal surfaces.
Whether you are dealing with small cracks or larger gaps, LAMAMastic is up to the task. It is an effective solution for repairing and protecting roofs, flashings, eaves, gutters, walls, chimneys, vents, and more.
Key Features
- Does not sag at high temperatures.
- Does not crack at low temperatures.
- Remains flexible over time.
Packaging Information
| Packaging | 5 gal pail |
Application Field
- For waterproofing and to fill cracks.
- To paste and seal the ends of bituminous membranes.
- To fill shrinking joints in building surfaces and walls
- To seal the joint between aluminum flashing and parapet at roofs.
- To protect metallic surfaces and dampen their noise. Can be used for car underbody.
- To seal plastic and metal pipe intrusions, gutter sides.
- It is also commonly used for sealing joints and cracks in concrete surfaces.
- Seal for duct board joints.
- Fixing of polystyrene and all types of protection boards.
Application Method
- Membranes: Clean the groove at the parapet, prime, and let dry, then seal the tucked membrane with the paste to secure a watertight joint.
- Cracks and Cavities: Fill with the paste and shape to make a tight fill. Apply a fiber mesh to enhance tightness.
- Corrugated Iron Roof: Tighten loose hook bolts and trowel around with the paste. Also, apply the paste where it is required to seal the side and end laps.
- Felts: Re-adhere loose felt especially flashings and then seal joints with the paste. Ensure that no moisture is entrapped under the membrane and dry if necessary.