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Get Started Grow Your Business More… Show Menu Join InterNACHI® InterNACHI Inspection Image Gallery HVAC Ventilation Roof Surface Clearance for Ducts Serving Type I Hoods Roof Surface Clearance for Ducts Serving Type I Hoods This image shows roof surface clearance for ducts serving Type I hoods
Get Started Grow Your Business More… Show Menu Join InterNACHI® InterNACHI Inspection Image Gallery Roofing Asphalt Asphalt Shingle Roof Covering Inspection Checklist Asphalt Shingle Roof Covering Inspection Checklist Asphalt shingle roof covering inspection checklist. Download License All images
Get Started Grow Your Business More… Show Menu Join InterNACHI® Home Inspection Events Montgomery Chapter: Boots on Roof March Mtg (Past Event) Tuesday, March 10th from 6:00pm to 8:00pm CDT 19099 Interstate 45 North, Shenandoah, TX 77385 Please visit Montgomery Chapter's Event Page for more details
Get Started Grow Your Business More… Show Menu Join InterNACHI® InterNACHI Inspection Image Gallery Plumbing General Low-Slope Roof Drainage: Cricket and Saddle Low-Slope Roof Drainage: Cricket and Saddle Low-Slope Roof Drainage: Cricket and Saddle Download License All images copyright © 2008-2026
2026 Free Webinar: How to Perform Roof Inspections Free Webinar: How to Perform Roof Inspections Learn how to evaluate a home’s roof-covering system with confidence in this free three-hour webinar. We’ll cover inspection techniques that will help you identify common defects, damage, and safety
Get Started Grow Your Business More… Show Menu Join InterNACHI® InterNACHI Inspection Image Gallery Roofing General Low-Slope Roof Drainage: Cricket and Saddle Low-Slope Roof Drainage: Cricket and Saddle Low-Slope Roof Drainage: Cricket and Saddle Download License All images copyright © 2008-2026
Training for Inspectors We recently made watching the training videos in InterNACHI's free, online Advanced HVAC Training for Inspectors Course a little bit easier by creating short, manageable videos that are no longer than an hour. Also, the videos are now responsive to the size of your browser window
the flow of air inside the flue of a furnace or fireplace. darby: A flat tool used to smooth concrete flatwork immediately after screeding. Also called a bullfloat. dead load: The static design-weight of a roof and any permanent fixtures attached above or below it. decay: Disintegration or rot
house fires directly, but the potential hazards they pose in the event of a house fire can be mitigated with proper installation and preparation. Take InterNACHI's free, online How to Perform Roof Inspections course. InterNACHI's Green Resources page Disadvantages of Solar Energy More inspection
by Orientation Vertical Loads Horizontal (Lateral) Loads Dead (gravity) Live (gravity) Snow (gravity) Wind (uplift on roof) Seismic and wind (overturning) Seismic (vertical ground motion) Wind Seismic (horizontal ground motion) Flood (static and dynamic hydraulic forces) Soil (active lateral pressure