Product
Soudatight SP is a sprayable liquid membrane for air and water vapor sealing, designed for efficient application on large surfaces and connection joints between construction elements. Suitable for use in interior building environments requiring reliable airtightness.
Specifications
- Water-based polymer paste, forms an elastic, seamless membrane once dry
- Designed for spray application, fiber-free for easy handling
- Black finish, 600ml cartridge
- Certified low-emission: EC-1 PLUS and M1 label
- Permanently flexible after cure, highly durable
- Adheres well to porous, slightly damp, or dusty substrates
- Thickness: approx. 0.8 mm; density: approx. 110 g/m²
Usage
Apply Soudatight SP using a piston or membrane pump sprayer directly onto surfaces or joints such as wall-to-floor, wall-to-ceiling, or between wooden frames and window connections. After curing, the membrane can be painted, plastered, or covered with adhesives for further finishing steps. Ideal for sealing in construction and renovation, except on roofs.
FAQ
- What surfaces can Soudatight SP be applied to?
Soudatight SP adheres effectively to most porous building materials, as well as slightly damp or dusty surfaces commonly encountered on interior walls, floors, and ceilings.
- Can Soudatight SP be painted or plastered over after application?
Yes, once fully dry, the membrane forms an ideal base and can be safely painted, plastered, or glued.
- Is Soudatight SP suitable for exterior or roof applications?
This product is designed exclusively for interior use on walls, floors, ceilings, timber frames, and window junctions—not for direct application on roofs.
- What application equipment is required?
For best results, use an airless spray gun connected to a piston or diaphragm pump, ensuring even and efficient coverage.
- Does Soudatight SP contain any fibers or hazardous emissions?
The formulation is fiber-free, with very low VOC emissions, meeting EC-1 PLUS and M1 environmental standards.
mvm-dt-2025-07-07