Koch Construction Co. Inc. is a specialist in the floor underlayment and leveling industry and has earned a reputation as a full-service resource, providing the information you need to make sound decisions as well as a spectrum of underlayment products that meet your specific project challenges.

We're committed to earning your business through understanding your needs and providing quality products and solutions at competitive prices.


Gypsum Cement

We provide Gypsum cement-based underlayments with compression strengths up to 4500 psi.  Portland cement based self-leveling underlayments with compressive strenghts up to 10,000 psi.  Laser Leveled Floors

Sound-Mat sound control systems for condos, apartments, houses, high rise office buildings, commercial buildings, open ceiling renovations, etc., increasing the sound rating of any floor/ceiling assembly.

Resurfacing lightweight concrete, spalled concrete, rough unfinished concrete.

We provide gypsum cement for pouring over radiant floor service, heating systems over concrete, wood floors, and floor leveling.

We provide all metal flashings, door pans, T-Bar, waterproofing membrane, and concrete for balconies and breezeways on upper floors of all multi-family buildings.

We install waterproofing deck coatings and decorative concrete overlays with a variety of Epoxy and Urethane finishes

© 2018 J&J Productions

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