Tru-Channel Double Hung Windows Features:

  • Air filtration rate of .05 CFM/FT*
  • Triple channel design
  • Marine vinyl glazing
  • Adjustable sill expander
  • Pre-punched installation holes
  • Heavy die-cast zinc hardware with black oxide finish
  • Rigid bar meeting rail
  • Charcoal finished fiberglass half screen; full not available
  • Twice the weather stripping as ordinary storm windows
  • Approved for Airport sound Abatement programs

Rolling Features:

  • Combination heavy duty wood pile and solid barrier weather stripping
  • Sash ride on durable composite wheels
  • Spring loaded sash locks
  • Vertical sash members are hollow extrusions
  • Outside mounting only