RJSC Primers
Chemically engineered for the specific properties of new and existing concrete, engineered cement, gypsum-based flooring, and natural stone; all colorable with RJSC Colloidal Dyes for design or repair.


Chemically engineered for superb adhesion to older and freshly poured concrete, other cementitious substrates, natural stone and acid-stained surfaces. Colorable.

A versatile, clear and UV-stable, quick-drying aqueous sealer for concrete, cement and stone. Colorable. Used in dilution as TekSeal Dilute (TSD) with RJSC dyes to create color washes over concrete, cement and gypsum-based products.
Data Sheet
Print B/W Data Sheet
Directions for Use
Directions for Use of TSD with RJSC Dyes
Mixing & Application of TSD with RJSC Dyes
Usage and Cure
Post Application PreCautions
Architectural Specifications

A 2-component aqueous epoxy developed by RJSC specifically for its adhesion to and flow and leveling as a primer coat over USG’s PROFLOW; and perfectly suited, as well, for use over many other substrates
Data Sheet
Print B/W Data Sheet
Directions for Use
Directions for Use with Color @ 10-15%
Directions for Use with Color as Stains
Over Acid

If your specification calls for this product as a color carrier for RJSC topical dyes, please contact RJSC. For standard applications of RJSC dyes as watercolors, see information on TekSeal and TekSeal Dilute.
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