Roto ProFixed Features: Close Window Primed wood frame, paint grade Pre-installed mounting brackets Specially designed drywall return channel so drywall fits right up against the window frame Transparent paint shield for easy clean-up Factory -installed built-in condensation gutter Heavy-duty double air seal EPDM gasket for weather-tight seal Sealed corners for weather-tightness Two energy-efficient glazing options Metal spacer filled with desiccants to absorb moisture and prevent fogging