The NRCA Waterproofing Manual

About This Book

The NRCA Waterproofing Manual is an authoritative guide published by the National Roofing Contractors Association covering best practices for designing, selecting materials for, and installing above- and below-grade waterproofing assemblies.

Key Topics

  • Design Principles: Addresses positive-side, negative-side, and blind-side waterproofing systems, plus hydrostatic and nonhydrostatic pressure management.
  • Site & Project Planning: Covers material storage and handling, weather limitations, slope and drainage design, and warranty coordination.
  • Building Integration: Provides field-ready details for flashings, waterstops, expansion joints, and transitions to adjacent assemblies.
  • Quality Assurance: Includes guidelines for job-site inspections, electronic leak detection (ELD), and surface preparation.

Purpose and Usage

  • Complementary Guide: Pairs with The NRCA Roofing Manual Set to address moisture protection where building codes offer limited direction.
  • Specification Standard: Serves as a primary reference for contractors, architects, and building envelope consultants preparing project specifications.
  • Licensing Reference: Widely used as an approved study text for state contractor licensing exams, including Florida roofing licenses.

Practice Tests Using This Book

This book is required or recommended for 4 licensing exams. We've written 18 practice questions directly from this material, each one citing the chapter and section it comes from.