Sewerkote

Sewerkote, LLC is a manufacturer of polymer-based coatings designed to protect concrete surfaces from chemical attack. Sewerkote specializes in providing coating materials to protect concrete for the water and sewer industry. Our products have been tested and monitored for more than two decades. The polymeric coating we manufacture is under the trade name Duramer™.

Duramer™ is a polymer-based coating designed to protect concrete surfaces from chemical attack. It is the only field repairable flexible polyurea coating. It’s first widespread use is to protect concrete used in the water and sewer industry. There is simply no other product today that compares to Duramer’s unique usability and longevity.

Sewerkote’s system is specified by the City of Raleigh, NC as the coating for all of it’s high-risk waste water containment systems. We are currently expanding to other cities and states.

photo: Reba Spike

About

Sewerkote is based in Chapel Hill and Durham, NC. Since 1994, we have been testing our product line in severe environments with remarkable success. Our products have been tested in systems located throughout North Carolina.

Photo by Colin Rowley

Currently, our products are being applied by TPT Coatings, Inc., also from Durham, NC.

Sewerkote’s motto is simple yet effective: By focusing on our specialty, protecting waste water structures, we can provide our customers with the best value and quality.

Products

The Duramer™ 1030 Series coating system has the following characteristics:

Easy to apply
Elastomeric so the product will not crack
Resistant to acids, caustics, and gases
Resistant to mold and fungus
Forms a cohesive bond to the surface to which it is applied
Cures quickly
Wide range of mil coverage (as specified)
Up to 250 mils of thickness (60-100 mils standard)
Safe, non-toxic, and non-carcinogenic

Standard grades for sewer applications:

AC1000 – Clear primer
AC1050 – Intermediate Coat – Builds thickness on uneven surfaces
AC1031 – Topcoat

Photos by Myk Baldridge

About Duramer®

Duramer® is a polymer-based coating designed to protect concrete surfaces from chemical attack. The Duramer coating system is approved by several North Carolina municipalities including Raleigh, Wilmington, Fuquay Varina as well as St. Louis, MO. Duramer is specified by the City of Raleigh as the coating for all of its high-risk waste water containment systems and is listed in the Raleigh specification handbook. The Duramer Coating system has been tested and monitored for over 25 years and has proven to be the most effective coating offered in the industry today. Our state-of-the-art technology and uncompromising quality control standards guarantee that your infrastructure will be safeguarded for the long haul.

Photo by Colin Rowley

Duramer is used by TPT Coating located in Chapel Hill and Durham, NC and is currently expanding to other cities and states. Contact us today to learn more about becoming a licensed applicator of Duramer.

Duramer is manufactured by and is a registered trademark of Sewerkote, LLC.

Before and After Duramer Application

Safety Data Sheets

DURAMER AC-103X Download

DURAMER AC-1000 Download

DURAMER AC-1050 Download

DURAMER Hardener 1 Download

1030 Series Coating Specifications

Sewerkote Duramer 1030 Series protective coating system is a two-component, corrosion-resistant 100% polyurea coating system that bridges gaps in concrete up to 1/4″ wide/deep for use in new or rehab concrete manholes, wet wells, lift stations, pipe, wastewater treatment structures, and aerial sewer pipes.

Photo by Scott Rodgerson

Duramer® Advantages:

Polyurea – Excellent hydrolysis and moisture resistance
Thick – film thicknesses of any depth desired
Elastomeric – shifting environment underground, resists impact, other fracturing agents
Pot life – 15- 30 minutes, longer for the primer – gives excellent penetration and bonding
Multi-Coat System – prevents pinholes from lining up
40 mil one-pass intermediate coat depth – easily bridges cracks and bug-holes up to 3/8″ across, fills in larger, shallow bug-holes
Each coat colored differently – allows visual inspection to ensure each coating has completely covered underlying coat
Resistant to acids, caustics, and gases
Resistant to mold and fungus
Forms a cohesive bond to the surface to which it is
applied
Cures quickly
Wide range of mil coverage (as specified)
Up to 250 mils of thickness (60 – 100 mils standard)
Safe — non-toxic, non-carcinogenic