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Frequently Asked Questions - LightWise® Windows
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What accessories are available and how do I get them?
Pittsburgh Corning offers a J channel, brick mold and mullion accessories. These are available by calling the Customer Support Department at 800/245-1217.
Can you replace an individual glass block?
Yes, Pittsburgh Corning Corporation offers a free LightWise® window repair kit by calling the Customer Support Department at 800/245-1217.
Can I install a series of LightWise® windows in an existing frame?
Yes, remove the adjacent nailing fins (using a utility knife) of the two LightWise® windows and install the mullion cap design to cover the seam.
What is the R-value for the LightWise® windows?
LightWise® windows have an R-value of 1.92 which equates to a double pane window.
What are some other physical properties of the window?
| Installed Weight |
9.8 pounds/square foot |
| Light Transmission |
75% |
| Sound Transmission |
STC=26 |
Do LightWise® Windows have a warranty?
The glass block panel assembly and window frame are covered by a ten (10) year limited warranty. Included in the warranty are manufacturing defects, frame chipping, cracking, peeling, pitting, and blistering. The window panel is warranted against leaks, discoloration, and separation.
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