DUO-CORP

Impact-resistant solid vinyl frame and sash, fully welded. 1/2 in insulated glass. Double paned. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-channel sliding return. Fully weather-stripped. True in..

Impact-resistant solid vinyl frame and sash, fully welded, 2-1/4 in frame thickness. Double strength tempered glass for added safety and durability. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-cha..

Impact-resistant solid vinyl frame and sash, fully welded. 1/2 in insulated glass. Double paned. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-channel sliding return. Fully weather-stripped. True in..

Impact-resistant solid vinyl frame and sash, fully welded, 2-1/4 in frame thickness. Double strength tempered glass for added safety and durability. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-cha..

Impact-resistant solid vinyl frame and sash, fully welded. 1/2 in insulated glass. Double paned. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-channel sliding return. Fully weather-stripped. True in..

Impact-resistant solid vinyl frame and sash, fully welded, 2-1/4 in frame thickness. Double strength tempered glass for added safety and durability. Both sash operate and are removable. Fully weeped frame for efficient water removal. Pre-punched nailing fin for added ease of installation. 1 in J-cha..

The PNP Hopper window can be installed in poured or block wall foundations and is ideal for both new construction and replacement applications. The PNP Hopper window delivers exceptional strength, high-visibility and easy tilt operation for years of weathertight performance...

The PNP Slider window can be installed into poured and block wall foundations and is ideal for both new construction and replacement applications. The PNP Slider window will enhance a home's appearance with its contemporary design. Easy operation and energy efficiencies add additional comfort in all..

Impact-resistant solid vinyl frame and sash, fully welded. Low-E 1/2 in insulated performance glass, 2.86 R-value, 0.35 U-value. Both sash operate and are removable. Fully weeped frame for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab. Fully weather-stripp..

The PNP Hopper window can be installed in poured or block wall foundations and is ideal for both new construction and replacement applications. The PNP Hopper window delivers exceptional strength, high-visibility and easy tilt operation for years of weathertight performance...

Impact-resistant solid vinyl frame and sash, fully welded. Low-E 1/2 in insulated performance glass, 2.86 R-value, 0.35 U-value. Both sash operate and are removable. Fully weeped frame for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab. Fully weather-stripp..

Impact-resistant solid vinyl frame and sash, fully welded. Low-E 1/2 in insulated performance glass, 2.86 R-value, 0.35 U-value. Both sash operate and are removable. Fully weeped frame for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab. Fully weather-stripp..

Fusion-welded, maintenance-free, all vinyl frame and sash construction. Energy-efficient 3/4 in insulated glass standard; true-sloped sill for efficient water removal. No tool sash removal. Pivoting friction hinge system allows sash to rotate and stay at desired opening. Fully weather-stripped 2X sa..

Fusion-welded, maintenance-free, all vinyl frame and sash construction. Energy-efficient 3/4 in insulated glass standard. True-sloped sill for efficient water removal. No tool sash removal. Pivoting friction hinge system allows sash to rotate and stay at desired opening. Fully weather-stripped 2X sa..

Fusion-welded, maintenance-free, all vinyl frame and sash construction. Energy-efficient 3/4 in insulated glass standard; true-sloped sill for efficient water removal. No tool sash removal. Pivoting friction hinge system allows sash to rotate and stay at desired opening. Fully weather-stripped 2X sa..

Impact-resistant solid vinyl frame and sash. Energy-efficient 3/4 in insulated glass, 2.08 R-value, 0.48 U-value, 2-1/8 in frame thickness. Welded sash and main frame with mechanically fastened sloped sill for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab...

Impact-resistant solid vinyl frame and sash. Energy-efficient 3/4 in insulated glass, 2.08 R-value, 0.48 U-value, 2-1/8 in frame thickness. Welded sash and main frame with mechanically fastened sloped sill for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab...

Impact-resistant solid vinyl frame and sash. Energy-efficient 3/4 in insulated glass, 2.08 R-value, 0.48 U-value, 2-1/8 in frame thickness. Welded sash and main frame with mechanically fastened sloped sill for efficient water removal. Extruded vinyl masonry fin. Extruded fin on sill for mortar grab...

The ideal replacement for wood barn sash. Maintenance-free, all vinyl construction. True individual divided lites of glass, easily repairable. Double strength glass for durability. Frame may be trimmed up to 1/2 in per side or 1 in overall on height and width for a true custom fit...

The ideal replacement for wood barn sash. Maintenance-free, all vinyl construction. True individual divided lites of glass, easily repairable. Double strength glass for durability. Frame may be trimmed up to 1/2 in per side or 1 in overall on height and width for a true custom fit...

The ideal replacement for wood barn sash. Maintenance-free, all vinyl construction. True individual divided lites of glass, easily repairable. Double strength glass for durability. Frame may be trimmed up to 1/2 in per side or 1 in overall on height and width for a true custom fit...