Mapesil T Plus 100% Silicone Caulk – Cavern Moss (5228)

Professional-grade, 100% silicone sealant engineered for heavy-traffic and expansion/movement joints. Color-matched to MAPEI’s grout palette with a low-sheen finish, it offers excellent flexibility, mold/mildew resistance, and suitability for interior/exterior, wet or dry installations.

Key Features:

• Heavy-Duty Performance: Rated for heavy-traffic and expansion/movement joints, exceeding ASTM and ANSI standards
• Flexible 100% Silicone: Excellent elongation for change-of-plane and joint applications in tile and stone
• Moisture and Mold Resistant: Ideal for wet areas; helps prevent mold and mildew
• Indoor/Outdoor Versatility: For interior and exterior use; freeze/thaw resistant after proper cure
• Pool & Spa Approved: Usable in pools/spas after 7-day cure with proper water chemistry

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Is this caulk paintable?
A: No. As a 100% silicone sealant, it is not paintable.

Q: Can I use it in showers or submerged areas?
A: Yes. It’s suitable for wet installations and can be used in pools and spas after a 7-day cure with proper pH and chlorine levels.

Q: What surfaces can it adhere to?
A: Formulated for multiple substrates in tile and stone installations, including change-of-plane and movement joints.

Q: Does it match MAPEI grout colors?
A: Yes. It is color-matched to MAPEI’s color palette and designed with a low-sheen finish to blend with grout joints.

Q: Is it suitable for exterior use in cold climates?
A: Yes. After a 72-hour cure at 73°F and 50% RH, it is freeze/thaw resistant.

Seamless, Color-True Lines for Sophisticated Surfaces

Mapesil T Plus draws the eye with its refined, low-sheen finish that mirrors the elegance of well-laid grout. Its 100% silicone body flexes gracefully through movement, preserving crisp lines at every intersection. Pair the Cavern Moss hue with warm stone or matte porcelain to create a tailored, architectural frame around your surfaces. It’s the quiet luxury essential that keeps your space looking impeccably finished.

Complete your tile installation with Mapesil T Plus—durable, color-true silicone that seals beautifully and lasts.