- Do not use petroleum based mastics, sealing compounds, or paints on collar portion of all flashings, on all hardbase, flexible , or rain collars"
- 25 Mili aluminum base with elastomer collar
- Fits any roof pitch to 45 deg
- "Tested for Ultraviolet, Ozone, and Weather Resistance"
- "Approved for type ""B"" installations"
- Elastomer collar heat tested to 180 deg F
- 2.13 in H roof