Architectural Specifications
General Exterior Facade Chemical Cleaning Specifications
These guides are designed to aid architects and preservationists in writing building cleaning specifications. They are compiled from some of the best specifications that we have found over the years. The outlines are not designed to be used in their entirety, but instead on a paragraph by paragraph basis as required by the individual project.

Prequalifications and Basic Standards

Brick, Granite or Sandstone Cleaning

Marble and Limestone Cleaning

Paint Stripping and Graffiti Removal
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No material may be reproduced without express written permission from Hydrochemcial Techniques, Inc.

Hydrochemical Techniques, Inc.
PO Box 2078
Hartford, CT 06145
Tel: 800-278-7681 • 860-527-6350
Fax: 860-527-4067