WeatherLok Series 3500

Superior In Every Way

Superior quality. Durability. Features. It's all here in the Series 3500. With its beveled mainframe styling and handsome brick mold appearance, it's hard to believe this is a vinyl window. The Series 3500 – choose it for its superior energy efficiency and durability, but appreciate it for its elegance.

Standard & Optional Features

Standard Features

  • Beveled mainframe offers a true brick mold appearance.
  • Aluminum-reinforced, multi-cavity construction provides additional thermal performance and structural integrity.
  • Super Spacer® nXt™ Sealant System creates insulated glass panels with maximum thermal performance and unsurpassed condensation resistance.
  • Fusion-welded sashes and frame add strength, boost thermal performance.
  • Round deluxe cam lock provides enhanced security.
  • Constant force coil balance permits easy sash movement.
  • Sloped sill reduces air infiltration and allows for easy water runoff.
  • Rounded sashes create additional interior beauty.
  • Interlocking sashes keep out drafts.
  • Rubber bulb seal helps block outside air.
  • Heavy-duty, push button night latches provide optimum ventilation.
  • Full-screen with strong extruded aluminum frame.
  • Dual-fin weather stripping further reduces air infiltration.
  • Integrated, slim line lift rail allows for smooth sash operation.

Optional Features

  • Factory mulling
  • Interior wood finish: Light Natural, Dark Hillside or Cherry (white exterior only)
  • Bronze or Clay exterior finish (white interior only)
  • Charcoal aluminum mesh screen
  • 3/4" and 5/8" flat or diamond grid
  • 5/8" and 1" contoured grid
  • 11/8" Simulated Divided Lite
  • Ultra Low-E glass with Argon Gas (May be required for Energy Star rating)
  • Krypton Insulation Package
  • Grooved glass patterns
  • Leaded glass with brass caming
  • Brass and brushed nickel locks
  • Double strength glass
  • Krypton insulation package
  • Lifetime glass breakage warranty
  • Self-latching, push button deluxe lock

Replacement Windows

WeatherLok Series 3500
WeatherLok Series 3301
WeatherLok Series 3201
WeatherLok Series 3100
Additional Styles