Article Library — Technical Tips

This archive focuses on Technical Tips published in our magazine. These articles are not intended to replace specific installation or maintenance instructions from manufacturers. For specific questions about a particular model of door or opener, consult your manufacturer or the manufacturer’s manual.

To find a story or information on any topic, use our Google Site Search at the top right.

The copyright to all these stories is owned by DASMA. Contact the editor for permission to reprint any story found on this site. You may use these stories solely for your personal, non-commercial use, provided that you do not remove any copyright or publication source data (e.g., publication, date, author) from these stories.

10 Do's Installing GDOs, Fall 2012

Ask Joe Hetzel - 1x6 Jambs, Spring 2009

Ask Joe Hetzel - Assembling Doors, Summer 2005

Ask Joe Hetzel - Automated Gates, Summer 2016

Ask Joe Hetzel - Cables-HiLift, Spring 2014

Ask Joe Hetzel - Cables-HiLift, Summer 2014

Ask Joe Hetzel - CDO Entrapment, Spring 2015

Ask Joe Hetzel - Code Plus Doors, Spring 2008

Ask Joe Hetzel - Conditioned Garages, Fall 2004

Ask Joe Hetzel - Drop Tests and Selling Springs, Winter 2013

Ask Joe Hetzel - Drywall, Gates, Vents, Fall 2013

Ask Joe Hetzel - Energy Benefits and U-factors, Winter 2010

Ask Joe Hetzel – Fire Doors, Fall 2015

Ask Joe Hetzel - Gates and Springs, Winter 2014

Ask Joe Hetzel - Job Specs, Fall 2009

Ask Joe Hetzel - Landlords, Fall 2016

Ask Joe Hetzel - Mfr ID, Spring 2013

Ask Joe Hetzel - Most Common Question, Winter 2007

Ask Joe Hetzel - Mounting to Framing, Fall 2010

Ask Joe Hetzel - MPH and Wind codes, Fall 2006

Ask Joe Hetzel - Nice vs Necessary, Winter 2004

Ask Joe Hetzel - Non-Compliant GDOs, Summer 2015

Ask Joe Hetzel - R-Value, Fall 2014

Ask Joe Hetzel, Rolling Door Safety, Winter 2005

Ask Joe Hetzel - Rolling Doors and Drop Testing, Winter 2012

Ask Joe Hetzel, Sections Only and Codes, Fall 2008

Ask Joe Hetzel, Spring 2004

Ask Joe Hetzel – Spring, 2017

Ask Joe Hetzel - Torsion Spring Terrorism, Fall 2007

Ask Joe Hetzel - U Factor, Summer 2007

Ask Joe Hetzel - UL 325 Updates, Winter 2015

Ask Joe Hetzel - UL 325 Changes, Spring 2016

Ask Joe Hetzel - Unattended Operation, Summer 2006

Ask Joe Hetzel, Ventilation, Fall 2005

Ask Joe Hetzel, Wind Load Exposure, Spring 2005

Ask Joe Hetzel - Winter 2016

Arched Headers, Winter 1999

Avoiding the Red Tag, Fall 2001

Better Building Code, Summer 2001

Better Headers, Fall 2001

Building Officials, Winter 2003

CDO Training, Fall 2011