Holz & Stein Architectural Surfaces encourages environmentally friendly finishing and FSC-certified material when possible and within budget.

Our work incorporates the best green flooring practices and continue to keep up to date with the latest technologies in the industry.

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Holz & Stein goes green

The cleanest, most convenient and healthiest hardwood floor finishing system available, the Bona Environmental Choice System™, features our innovations of waterborne finishes and dust containment sanding equipment.

The Bona Environmental Choice System™ represents products and systems for each step of the hardwood floor finishing process and for hard surface floor care. These products meet or exceed all state and federal clean air quality standards and reflect our commitment to personal health, indoor air quality and the environment.

From effective dust containment, to low-VOC waterborne finishes without harmful fumes, to environmentally safe floor care products, the ECS offers the cleanest and healthiest way to long-lasting, beautiful floors.

The Bona system is the only hardwood floor finishing system GREENGUARD Certified for Indoor Air Quality. The Greenguard Environmental Institute is an industry-independent, non-profit organization that establishes standards and testing for indoor products.


Holz & Stein Architectural Surfaces is affiliated with National Wood Flooring Association. Here is why we choose to align ourselves with one of the top affiliations in the world.

1Advance your skills as a wood flooring professional

Wood flooring professionals worldwide turn to the NWFA for education and guidance on the proper installation, sand & finish and inspection of wood flooring. Members have a toolbox of information at their disposal through hands-on training, industry-standard guidelines, technical publications, and technical support. Check out the options.

2Run your business efficiently and effectively

NWFA members can take advantage of a wide variety of business services designed to improve efficiency and save money, including shipping services and insurance options.

3Improve your marketability

Only NWFA members have their businesses listed in the printed and online Hardwood Floors Resource Book, with its readership of more than 24,000. NWFA members also gain the opportunity to display the NWFA logo on marketing materials, business cards, websites, and elsewhere. See how NWFA can help you market your business and services.

4Connect with your industry

Plug in to the vast network of wood flooring professionals and reap the benefits of the NWFA's growing number of industry partnerships.

5Be informed

NWFA members have a one-stop resource to keep up with the ever-changing landscape of the industry through Hardwood Floors magazine, as well as a number of reports and resources.

6Be up to date on the latest industry advances

The NWFA Wood Flooring Expo is the largest trade show focused on wood flooring. Around 3,000 wood flooring professionals attend this one-of-a-kind show to see the latest products, connect with peers, and learn.

The 2015 Expo will be April 28 - May 1 in the NWFA's hometown, St. Louis.