Frame
- weather seals
- 4 7/8“ mechanically fastened vinyl frame
- Components easily installed and replaceable
- Stainless steel roller track
Durable Welded Sash
- Reinforced with steel to withstand higher wind loads
- Double perimeter seal for superior air-tightness
- Adjustable nylon tandem ball-bearing rollers
- 1” sealed units for optimal thermal performance
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