|Window designed specifically with the handle to the inside and top. The most traditional form of a basement window. The advantage of a hopper in basement window applications is that it provides maximum ventilation and protection against the elements even when opened.
|A window unit in which both sash operate and are fully removeable. Not originally designed as a basement unit but the sizes have evolved to meet basement requirements. Lacks sloped sill and must use weep holes for water drainage. A favorite among remodelers since the ceiling can be dropped without adversely affecting the operation of the unit.
|LOW E GLASS
|A coating applied to glass to increase the insulating value of the overall unit and decreases UV penetration.
|The process of sealing two pieces of glass together and creating a specific airspace to provide insulating value to the glass unit. Overall glass thickness varies. Non-insulated glass has no R-Value.
|Is insulating value, hot or cold transmission, of a unit. It has become the standard for measuring the performance of a window. Please remember, it is not the only tool to measure the performance of a window.
|SASH BLOCK FINS
|These are the pre-extruded fins along the side of the frame of the basement windows for new construction application in cement block. They can be removed for replacement application.
|Refers to the top of the window mainframe.
|Refers to left and right side of the window mainframe.
|Refers to the bottom of the window mainframe.
|Refers to the operable panel that houses the glass and sits within the mainframe.
|The opening required to install the window unit. Varies upon application.
|Actual window measurement excluding fins.
|The use of mortar mix to slope and fill the void between the sill and the block that is found in the most common cement block applications.
|TRUE SLOPED SILL
|An angle in the sill of the extrusion that provides natural drainage for the basement unit. Standard in all Duo-Corp. Hoppers.
|Can be found in various forms. Fin-seal, woolpile, and bulb-seal are all examples. This is what seals the sash to the mainframe.
|A opening required by code for fireman entry and occupant escape. Varies by area with regards to requirements. ALWAYS CHECK LOCAL CODES.