John Shafer's Page

The Effect of Reflected Sunlight from Low-e and other Double Paned Window Glass on Vinyl Siding:

OVERVIEW

Glass in may on occasion slightly warp or deflect due to a difference in barometric pressure between the interior of the glass panes and the outside air pressure. This can create a concavity in the glass. Such a concavity is a normal response to pressure differences, does not affect the performance of the window, and…

The Super Bowl of Firefighting is  just about a month away! If you have never been then you need to make plans to attend NOW!

I am very happy and honored to be presenting again this year and would like to invite you to attend my class on 4/25/2013 Video Trailer:

Class Information:

Hazards of Modern Roofs…

Combines insulative and water-resistant barrier benefits with structural properties to offer an affordable method of bridging the thermal short-circuiting of a building’s frame. 

Exterior walls must provide multiple functions including  weather and air resistance, , and structure. Most commonly,  these functions are met with a combination of materials that are typically …

From our very beginning in New Amsterdam, the role of the fire service was to be proactive and save lives through . In 1647 Fire wardens would inspect houses and chimneys, fining the owners for potential hazards, to prevent fires from happening.  If the early firefighters were not actively inspecting, then they were patrolling the streets looking for fire. A team of firefighters would walk the streets with wooden rattles and would sound the alarm upon discovery of fire. The intent of this…

I would first like to give a special thanks to the staff at Firefighters CloseCalls for sending this information to me. So I could share  it with you all on Green Maltese.

Also a special thanks goes out to Lt Steve Dykema City of Wyoming Mi. Fire Department for being very heads up training officer and bringing this issue to light.

I-STAIRS:

Attached is info on a new type of stair…