Hurricane Resistant – Product Development07:15:05 AM on 08/26/2009
How do you get building envelope products to meet the market need for hurricane resistance?
Good question! Where do you start: windows, curtain walls or entrances & framing? At first many thought, if it doesn’t open, close or lock it might be possible – or at least it should be easier.
Initial trial and errors:
Based on this premise, the glazing industry was off and running. The plan was to execute three basic steps: (1) design/modify existing products, (2) test the design, and (3) sell the product. After all, that’s what we do. Unfortunately, early product modification and testing efforts did not go as planned and the problems were numerous: glass failed, silicone failed, and hardware failed.
Small successes set the stage:
A list of common impact resistant glass types can be viewed on the Kawneer web site. Go ->
A shift in approach allows for more product successes:
With the glass interlayer technology and system design improvements that have been made since the mid to late 1990’s, many of today’s systems can be conventionally glazed using dry gaskets in lieu of the structural silicone approach and still meet the stringent impact and cycling requirements.
Today’s offering no longer limited to only a few choices:
A complete list of Kawneer impact/cycled tested products can be viewed on our website. Click on the link to see our Notice of Acceptance Documents (NOA) and Florida Product Approval Documents (FL). Go ->
Be sure to let me know about your glass and glazing successes with impact resistant products…