Mondo Seal Weather Seal

100% Silicone Multi-purpose Sealant

MONDO™ SEAL™ WEATHER SEAL MS-100 is a premium 100% silicone sealant for exterior and interior use. It is specially formulated for construction sealing requirements.

Type : Silicone
Appearance : Paste-like
Color Range :
Pack size: 300ml


• Excellent weather and UV radiation resistance properties
• Cures to permanent flexible silicone rubber, providing excellent waterproofing protection.
• Outstanding adhesion to various materials such as concrete, glass, ceramics, metals, and plastics.
• Excellent Durability


Roof Gutter
Aluminum Cladding
Glass Window
Metal Roof


Application Tools :
Sealant Gun

Surface Preparation:
The substrate areas that will be in contact with the sealant must be clean, dry, and free of all loose material such as dust, dirt, rust, oil, and other contaminants. Non-porous substrates should be cleaned with a solvent and clean, lint-free, cotton cloth. Remove residual solvent before it evaporates with a fresh clean, dry cloth.

How to use:
1. Open the tip of the cartridge with a cutter or a sharp knife.
2. Cut the nozzle off at an angle, with an opening that matches the width of the joint to be sealed.
3. Attach the nozzle to the cartridge.
4. Place the cartridge into the gun.
5. Push the MONDO™ SEAL™ WEATHER SEAL MS-100 out of the cartridge until it is at the tip of the nozzle.
6. With a steady hand, apply MONDO™ SEAL™ WEATHER SEAL MS-100 preferably at a 45-degree angle and pull evenly along the joint.
7. Remove any excess MONDO™ SEAL™ WEATHER SEAL MS-100 using a spatula at a 45-degree angle position. Dry for 24 hours.

Drying Time: 24 hours
Clean-Up: Clean water


• Keep the container closed when not in use.
• Store in a cool, dry, and well-ventilated space.
• Do not transfer contents to other containers for storage.
• In case of spillage absorb with inert materials such as sand.

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