Mapesil T Plus Silicone Caulk – 5009 Gray

Professional-grade, 100% silicone sealant engineered for heavy-traffic and expansion/movement joints. Color-matched to MAPEI’s palette, it delivers excellent flexibility, low-sheen finish, and long-lasting resistance to water, mildew, and freeze/thaw cycles for interior or exterior tile and stone installations.

Key Features:

• Heavy-Duty Performance: Rated for heavy-traffic and expansion/movement joints, exceeding ASTM/ANSI standards
• 100% Silicone Formula: Superior adhesion and flexibility for tile and stone change-of-plane and joint applications
• Color-Matched Finish: Low-sheen appearance harmonizes with MAPEI grout colors for a cohesive look
• Wet-Area Ready: Suitable for showers, pools, and spas (allow 7 days cure before pool filling)
• Durable Protection: Mold/mildew resistant and freeze/thaw-resistant after proper cure

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: Is this caulk suitable for showers and wet areas?
A: Yes. It’s 100% silicone and designed for wet or dry interior/exterior installations; allow full cure per directions.

Q: Can I use it in pools or spas?
A: Yes. After 7 days of curing before filling; maintain water pH between 6.5–7.6 and free chlorine under 5 ppm.

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

Q: What substrates can it adhere to?
A: It offers enhanced adhesion for multiple substrates typical in tile and stone installations.

Q: Is it resistant to mold and mildew?
A: Yes, the formula helps prevent mold and mildew once fully cured.

Seamless Lines, Elevated Surfaces

Mapesil T Plus draws a refined line that quiets the visual noise, letting your tilework take center stage. I love its low-sheen finish—sleek, modern, and perfectly tuned to grout for a gallery-worthy backdrop. Use the 5009 Gray to bridge marble veining or concrete-look porcelain for an intentional, architectural edge. It’s a discreet luxury that protects the envelope of your space while looking impeccably tailored.

Choose Mapesil T Plus in 5009 Gray to seal, protect, and perfect your next tile installation with a color-matched, professional finish.