5228 Cavern Moss Mapesil T Plus Silicone Caulk
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:
| Specification | Details |
|---|---|
| Product Name | Mapesil T Plus |
| Composition | 100% silicone sealant |
| Use Cases | Heavy-traffic and expansion/movement joints; change-of-plane and joint applications in tile or stonework |
| Color Match | Color-matched to MAPEI’s color palette |
| Finish | Low sheen to match grout joints (Jet Black more satin/shiny) |
| Installation Areas | Interior and exterior; wet and dry installations (Res 1–7, Com 1–7 per TCNA) |
| Mold/Mildew Resistance | Helps prevent mold and mildew |
| Pool/Spa Use | Usable after 7 days cure; pH 6.5–7.6; free chlorine < 5 ppm |
| Freeze/Thaw Resistance | Resistant after 72-hour cure at 73°F (23°C) and 50% RH |
| Standards | Exceeds ASTM and ANSI standards for heavy traffic and movement joints |
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.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
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:
| Specification | Details |
|---|---|
| Product Name | Mapesil T Plus |
| Composition | 100% silicone sealant |
| Use Cases | Heavy-traffic and expansion/movement joints; change-of-plane and joint applications in tile or stonework |
| Color Match | Color-matched to MAPEI’s color palette |
| Finish | Low sheen to match grout joints (Jet Black more satin/shiny) |
| Installation Areas | Interior and exterior; wet and dry installations (Res 1–7, Com 1–7 per TCNA) |
| Mold/Mildew Resistance | Helps prevent mold and mildew |
| Pool/Spa Use | Usable after 7 days cure; pH 6.5–7.6; free chlorine < 5 ppm |
| Freeze/Thaw Resistance | Resistant after 72-hour cure at 73°F (23°C) and 50% RH |
| Standards | Exceeds ASTM and ANSI standards for heavy traffic and movement joints |
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.




















