![Kozy Kollar 4" Kozy Kollar 4"](https://www.radondetect.ca/images/P/Kozy-Kollar.jpg)
Kozy Kollar is the only rofe flashinfg that installs from inside the building.
- Designed for roofs that are flat to 14/12 pitch.
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Installs in 10 minutes from inside the building.
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Keeps you of the roof
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Installs in any weather
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Fits 4" pipe