Mapei 203 Star Dust Mapesil 3D Silicone Caulk

Leesburg’s everyday low price!
$16.79 / piece Size: 10 1/10oz Color: Star Dust

Price may vary according to the selected variations


Quantity of pieces
$16.79 / piece
Limit of 9,999
We have adjusted the number of products entered as the maximum quantity threshold is 9,999. If you need to purchase a higher quantity, please contact Customer Care at 877-675-0002
Item will be shipped and should arrive in 5-10 days.
You will be notified by email when the item arrives.
Shipping charges may apply.

Leesburg - 10 pieces

Item will be shipped and should arrive in 7-14 days.

Shipping charges may apply. Items may arrive in multiple shipments.

Delivery details

Calculate Estimated Shipping + Handling Cost
Consider in-store pickup or contact Customer Care at 404-720-9120 for home delivery pricing.
Estimated Shipping + Handling Cost $16.23


Size 10 1/10oz
Product Length (inches) 1.80
Product Width (inches) 1.80
Item Weight (lbs) 0.63
Maximum Coverage Area (in sqft.)

The estimated amount of coverage based on product size and manufacturer’s recommend (or commonly used) install application.

Project Grouting Materials
Vendor Part Number 6UT020391
Color Star Dust
Color/Finish Family WHITE
Shade Family Medium
Installation & Warranty

Commercial and/or Residential manufacturer product guarantee to give you peace of mind.

Lifetime Limited
Placement Location Indoor/ Outdoor
Installation Options

The surface for which the product can be installed upon. The surface should be clean, stable, and meet installation and warranty guidelines prior to installation.

Commercial / Residential Use Residential/ Commercial
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Product Details

Mapei 203 Star Dust Mapesil 3D Silicone Caulk is a professional-grade, 100%-silicone sealant for use on multiple substrates. This sealant is specifically formulated to offer direct color matches to MAPEI Flexcolor ™ 3D grout. FEATURES AND BENEFITS • Color-matched to MAPEI Flexcolor 3D grout • Translucent sealant with “special effect” additives for an “iridescent effect” finish • 100%-silicone for use in interior, exterior, wet and dry installations from Res 1 to 6 and Com 1 to 6 as detailed per TCNA Environmental Classifications • Excellent elongation and flexibility for use in both change-of-plane and joint applications in tile or stonework • Incorporates BioBlock® technology for mold and mildew resistance WHERE TO USE • Interior/exterior residential and commercial installations from Res 1 to 6 and Com 1 to 6 per TCNA Environmental Classifications • As a flexible barrier/filler between horizontal/vertical surfaces and any other changes of plane • Expansion joints in non-traffic, normal-traffic and heavy-traffic areas • Countertops, vanities, sinks, bathtubs, showers, steam rooms, pools, spas, backsplashes and fixtures Prior to beginning your project, please consult the manufacturer's installation guide

Install & Product documents

Customer Questions & Answers