GT6800 Series Dual Action
June 21, 2022

- 3-3/8” Frame Depth
- Multi-point locking at all four sides of the window
- Center-gasket for pressure equalization
- Euro-grooves to accommodate multiple hardware options and accessory applications
- Superior joinery allows for larger units and more configurations
- Deep sloped exterior glazing leg
- Multiple glazing depths available
- Fixed/operable intermediate design offers minimal sightlines
- Design allows multiple units into one opening simplifying installation
- Larger thermal strut technology for excellent thermal performance
- Dual finish (two-tone color) option
- Concealed hinges
- 4-inch limited opening device
GT2200 Series Single Hung
May 8, 2020
Dual strut thermal breaks with 24 mm separation for improved thermal performance
Block & tackle balances for superior operation
Mulls to 4″ frame fixed and operable products
Sash removes from frame for maintenance & cleaning without special tools
Full-length …
GT6800 Series Fixed
March 4, 2019
3-3/8” Frame Depth
Special euro-grooves to accommodate multiple hardware options and accessory applications
Superior joinery allows for larger units and more configurations
Deep sloped exterior glazing leg
Multiple glazing depths available
Fixed/operable intermediate design offers minimal sightlines
Design allows …
GT6800 Series Casement
February 27, 2019
3-3/8” Frame Depth
Special euro-grooves to accommodate multiple hardware options and accessory applications
Superior joinery allows for larger units and more configurations
Deep sloped exterior glazing leg
Multiple glazing depths available
Fixed/operable intermediate design offers minimal sightlines
Design allows …
GT6800 Series Projected
February 20, 2019
3-3/8” Frame Depth
Special euro-grooves to accommodate multiple hardware options and accessory applications
Superior joinery allows for larger units and more configurations
Deep sloped exterior glazing leg
Multiple glazing depths available
Fixed/operable intermediate design offers minimal sightlines
Design allows …
SR6700 Series Steel Replica Casement
November 1, 2017
1-1/8″ nominal TDL concave muntins & applied grids, replicates historic steel profiles
Slim-line integral and fixed-stack mull for minimal sightlines
Stainless steel concealed hinges
White bronze cam lock hardware
Overlap of vent to frame for historic replication
Concave exterior …
SR6700 Series Steel Replica Projected
November 1, 2017
1-1/8″ nominal TDL concave muntins & applied grids, replicates historic steel profiles
Slim-line integral and fixed-stack mull for minimal sightlines
Floating vent design with 2″ perimeter sight-line
Stainless steel concealed hinges
White bronze cam lock hardware
Overlap of vent …
S1400H Fixed Offset
January 6, 2016
Mulls to fixed and operable products of same frame depth
Bead glazing up to 1″ thick
Coped corner construction
SR6700 Series Steel Replica Fixed
June 5, 2014
1-1/8″ nominal TDL concave muntins & applied grids, replicates historic steel profiles
Slim-line integral and fixed-stack mull for minimal sightlines
Overlap of vent to frame for historic replication
Concave exterior glazing leg
Receptor and panning systems available for installation
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GT2200 Series Double Hung
May 22, 2014
Dual strut thermal breaks with 24 mm separation for improved thermal performance
Block & tackle balances for superior operation
Mulls to 4″ frame fixed and operable products
Sash removes from frame for maintenance & cleaning without special tools
Sash …