What accessories are available and how do I get them?
Pittsburgh Corning Corporation offer 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® Vinyl 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® Vinyl windows?
LightWise® Vinyl windows have an R-value of 1.92 which equates to a double pane window.

Do LightWise® Vinyl 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.