03 - FLASHING, SEALANTS, AND EAVES

Send us Fan MailWater is the enemy of every home, and proper flashing and sealants are your first line of defense. This episode explains how to keep water out and identify when water management systems are failing.We discuss the critical distinction between flashing (long-term, maintenance-free barriers) and sealants (requiring periodic replacement). You'll learn why modern homes are less forgiving of water infiltration and why the drainage plane concept is essential.Wall penetration flashing coverage includes:- Window and door flashing (pan, jamb, and header)- Visible flashing requirements at wall covering transitions- Proper flashing at exhaust ducts and other penetrations- The importance of integration with water-resistive barriersThe episode also covers eaves and associated trim components including fascia, soffit, bed molding, frieze boards, and cornice returns. We explain the difference between open eaves and boxed eaves, and identify typical defects like water damage, missing ventilation screens, and deteriorated paint.Understanding proper flashing installation is critical because improper flashing is one of the most common causes of water infiltration in buildings of all ages.Intro This episode is hosted by Charlie Bellefontaine of Chicagoland Home InspectorsFor complete training with visual materials, practice exams, and certification support, visit nhiexamprep.com© 2025 National Home Inspector Exam Prep Podcast. All rights reserved.