Mapesil T Plus 100% Silicone Caulk (Iron 5107)

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 for a cohesive look across tile and stone installations, indoors or outdoors.

Key Features:

• Heavy-Duty Performance: Rated for heavy-traffic areas and expansion/movement joints, exceeding ASTM and ANSI standards
• 100% Silicone Formula: Superior adhesion, elongation and flexibility for change-of-plane and joint applications
• Grout-Matched Finish: Low-sheen colors coordinate with MAPEI grouts for seamless tile and stonework
• Wet Area Ready: Suitable for interior/exterior, wet/dry installations; approved for pools and spas with proper cure
• Mold/Mildew Resistance: Helps inhibit mold growth; 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 is 100% silicone for interior/exterior, wet and dry installations and is ideal for showers and baths.

Q: Can it be used in pools or spas?
A: Yes, after a full 7-day cure before filling; maintain water pH between 6.5 and 7.6 and free chlorine below 5 ppm.

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

Q: What surfaces can it be applied to?
A: Designed for tile and stone change-of-plane and joint applications across residential and commercial settings.

Q: Is it freeze/thaw-resistant?
A: Yes, after a 72-hour cure at 73°F (23°C) and 50% RH.

Seal with Sophistication

Mapesil T Plus brings a tailored, gallery-worthy finish to tiled spaces, unifying planes with a subtle low-sheen line. Its color-matched palette dissolves visual clutter, letting stone and ceramic surfaces take center stage. Use it to trace crisp, architectural joints in showers and backsplashes for a couture-caliber detail. It’s a quiet luxury essential—performance-driven, polished, and impeccably refined.

Elevate your tile project with Mapesil T Plus—choose Iron 5107 and seal joints with professional-grade durability and a seamless, grout-matched finish.