Kalwall & Fiberglass Skylights

Kalwall at Birmingham Water Works before and polycarbonate after.

Kalwall Skylights Kalwall skylights are made with FRP, or fiber-reinforced polymers, commonly known as fiberglass. All fiberglass constructed skylights require maintenance. Cleaning the skylights periodically is helpful in removing pollution and light-blocking dirt from the exterior surface. Fiberglass skylights have an exterior gelcoat that helps reduce damage from UV rays, but this wears away over time. It …

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Fiber Bloom

skylight-failure-fiberglass-bloom-header

Kalwall Fiber Bloom Fiberglass skylights are protected from the elements by a coating sometimes referred to as “gel coat”. The coating has a UV blockage component to help prevent the sun’s rays from damaging the fiberglass and causing fiber bloom. Fiberglass Gel Coat Unfortunately the coating applied to the exterior of the skylights by the …

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Heat Loss Through Fiberglass Skylights

Snow is melted because the skylight panel is not thermally broken and therefore conducts heat/cold through the panel.

Another example of problems with fiberglass skylights The picture in this blog post shows a fiberglass skylight with a light covering of snow. Notice how all snow is melted at the grid lines. The reason for this is because the aluminum that is located on the inside of the panel is not thermally broken and …

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Fiberglass Skylight Replacement

Another Kalwall Fiberglass Replacement We will soon be replacing another fiberglass skylight where the owner is complaining of a horrid “fish-type” smell in their interior spaces. The gel-coat on the skylights have deteriorated and the fiberglass is fiber blooming. This allows water to penetrate the outer layer of fiberglass and it enters into the middle …

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Failed Kalwal Skylights

We are seeing more and more failed Kalwall Skylights We received another call today from a hospital that had Kalwall installed when it was built and are now having a bad smell near the skylights. This is caused by water penetrating through the gasket seals and/or directly through the fiberglass itself which then sits inside the …

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Kalwall Fiberglass Skylight Replacement

Replacement of an existing commercial skylight while the building was occupied We recently completed the replacement of approximately 375 linear feet of fiberglass ridge lites manufactured by Kalwall with barrel vaults, manufactured by CPI. The original skylights were originally installed seventeen years ago in Charlotte, North Carolina and had deteriorated, causing several problems. One problem was the …

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North Carolina Skylight Replacements

Skylight Replacement for Duke Energy in Charlotte We are replacing translucent fiberglass skylights for Duke Energy on one of their buildings in Charlotte. These ridge skylights are only sixteen years old and have allowed water to penetrate through the outer layer. This water then sits on the inside of the panel and after a period …

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Kalwal Skylight Repairs

Aging Fiberglass Can Fiberbloom Which Can Allow Water Penetration We will be receiving a contract to replace Kalwall Skylights that were installed new 16 years ago. The skylights are badly damaged and are leaking water in-between the inner and outer fiberglass panels. The skylights have a fiberglass insulation in the core and when water penetrates …

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Kalwall

Kalwal Skylights are fiberglass skylights Kalwal fiberglass skylights require maintenance just like every other translucent skylight manufacturer. Cleaning the skylights periodically is helpful in removing pollution and light-blocking dirt from the exterior surface. Also, the gel coat will wear off eventually and if you can catch it in time a new replacement layer of gel-coat …

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Translucent Skylights

Fiberglass sandwich style skylight Fiberglass skylights are a perfect product for translucent or diffused lighting scenarios. The quality of light is excellent. Many architects use these skylights in schools because they are very durable and let in diffused light. An ideal lighting arrangement is when it is used as windows in gymnasium walls.     …

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