i65 Series	i85 Series	2500 Series	2500+4 Series	3250 Series
AAMA Designation	AW100	AW100	C-HC60; C-AW60	C-HC60; C-AW60	C-HC65; C-AW65
ASTM F588 (Forced Entry)	Grade 10	Grade 10	Grade 40	Grade 40	Grade 40
CRF Rating	15 PSF	15 PSF	54	54	54
Maximum Sash Size	36" x 60"	36" x 60"	36" x 60"	36" x 60"	36" x 60"
Operating Hardware	Cam Handles 4-bar Hinges	Cam Handles 4-bar Hinges	Roto Operators and Locking Handles; Butt Hinges	Roto Operators and Locking Handles; Butt Hinges	Roto Operators and Locking Handles; Butt Hinges
Optional Screens	Extruded Frame; Fiberglass or Aluminum Mesh	Extruded Frame; Fiberglass or Aluminum Mesh	Extruded Frame; Fiberglass or Aluminum Mesh	Extruded Frame; Fiberglass or Aluminum Mesh	Extruded Frame; Fiberglass or Aluminum Mesh
Frame Depth	2 5/8" (65mm)	3 3/8" (85mm)	2 1/2"	4"	3 1/4"
Typical Material Thickness	0.094" with tubular design	0.094" with tubular design	.094"	.094"	.125"
Frame Construction	Miter-Crimp & Epoxy weld on Frames Mortise & Tenon on Mullions	Miter-Crimp & Epoxy weld on Frames Mortise & Tenon on Mullions	Miter-Crimp & Epoxy weld on Frames Mortise & Tenon on Mullions	Miter-Crimp & Epoxy weld on Frames Mortise & Tenon on Mullions	Miter-Crimp & Epoxy weld on Frames Mortise & Tenon on Mullions
Sash Construction	Miter-Crimp & Epoxy weld	Miter-Crimp & Epoxy weld	Miter-Crimp & Epoxy weld	Miter-Crimp & Epoxy weld	Miter-Crimp & Epoxy weld
Glazing Thickness	1" and 1 3/4"	1" and 1 3/4"	1/4" - 2"	1/4" - 2"	1" - 2 3/4"