This guide outlines general procedures and precautions necessary for correct and safe repair and recoat of SPF roofing systems.

This guide is not all inclusive; this guide is intended to supplement detailed instructions from manufacturers and safety requirements required by law.

1.1 This guide covers the procedures for the repair and recoating of existing spray polyurethane roofing systems.

1.2 The values stated in SI units are to be regarded as the standard. The values in parentheses are for information only.

1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.