Construction
Basic jamb width 3-1/4" on Premium and 2-7/8" on Builders Classic

One operable and one fixed sash on two-lite units

Two operable sash and a fixed center sash on three-lite units

Operable sash glides on tandem brass rollers

Lock located on meeting stiles (two on 42" callout heights or taller units)

Aluminum reinforcing standard at meeting rails

Anti-lift blocks

Simple sash removal



Weatherproofing
Perimeter weatherstrip on operable sash

Weatherstrip at checkstile on fixed sash on Premium

Positive locking mechanism draws sash tight against weatherstrip



Additional Features
Extension jambs up to 7-3/8"

Non-standard sizing to 1/4" available