Technical Documents


SPFA 130 Cover

SPFA-130 Spray Polyurethane Foam Roofing

SPFA 154 Cover

SPFA-154 A Homeowner's Guide to Spray Polyurethane Foam


  • SPFA-118 Moisture Vapor Transmission
    A 15-page paper on moisture vapor transmission through SPF including tables and sample calculations.
  • SPFA-119 Glossary of Terms
    40 pages of definitions from A to Z common to the SPF Industry (updated in May 2016.)
  • SPFA-121 Spray Polyurethane Foam Estimating Reference Guide
    Designed and compiled by the SPFA Technical Committee to include just about anything that could accept an SPF application. 64 pages of tables and calculations galore to assist your estimator and make his/her job easier and more accurate.
  • SPFA-137 Spray Polyurethane Equipment Guidelines
    For those entering the SPF business in the selection of application equipment. Listed are the five equipment elements necessary to spray polyurethane foam. Substantial revisions June 2018 including descriptions of all chemical handling equipment from the A- and B- component storage to the spray gun.
  • SPFA-143 Primers: Why, When and How to Use Them
    5-pages detailing the necessity for a primer and which to use on what substrate.
  • SPFA-144 Coating Equipment Guideline
    This is a substantial revision of the document, last published in 2005. It includes descriptions of and selection advice for all equipment needed for application of single and plural component systems used for primers, fire protective coatings and roof covers. The purpose of this guideline is to assist those new to the spray polyurethane foam (SPF) business in the selection of equipment to apply protective coatings and primers.




SPFA believes that the path to a healthful, safe, high-quality and performing SPF installation travels through the hands of a knowledgeable, trained, experienced, and ideally PCP-certified professional contractor.