This is your hub for knowledge and information on windows and doors. Over the years, Fenesta has developed a unique understanding of how they work. This knowledge is shared through this section to help you learn what features and materials enable windows and doors to contribute to your home's comfort
UPVC Unplasticized polyvinyl chloride
Casement Window Windows with swinging open-able parts (Sashes)
Horizontal Slider Windows/doors with sliding open-able panels (sashes)
Outer Frame The part of the window fixed to the masonry work
Sash Open-able part of the window/door
Transome Horizontal dividers of window/door outer frame
Mullion Vertical dividers of window/door outer frame
Midrail Dividers (horizontal or vertical) in a window/door sash
Bay Window A combination of three or more windows that projects outward from main walls forming a bay in a room, either square or polygonal
Tilt & Turn Window A window that tilts at an angle for ventilation and opens inwards like a casement
Multi-point locking A locking mechanism that locks at more than one point
Extrusion A process where solid plastics in the form of granules is melted in a heated chamber. The molten plastic is then forced out through a die and then immediately cooled to re-solidify to desired shape
Extruded Profile Sections made through the extrusion process
Fusion Welding A process where members are joined by heating the ends to create a semi solid area and fusing them together
Sill The main horizontal part forming the bottom of the frame of a window
Patio Door A sliding glass door used in a patio area
Rollers Wheels attached to the bottom of the sash of a window or door that allows it to slide easily
STC Sound Transmission Class ‘Higher the STC rating, better is the sound insulation characteristic of the material
Gasket The black rubber strip that runs around the pane of glass in a window to create a weatherproof joints
Reinforcements Steel or aluminium sections are used in the chambers of the UPVC profile to provide necessary strength
Single Glazing Single glass in a window is called single glazing
Double Glazing Use of two panes of glass in a window with a space in between
Triple Glazing Use of three panes of glass in a window with spaces in between
Composite Door Made from Glass reinforced plastic, it is a sturdy and stylish alternative to traditional wooden door
Low 'e' glass Refers to low emissivity glass. It lets in energy from the sun while preventing the heat escape from indoors to outdoors
'U' Value It is a measure of heat loss. Lower the 'u' value, better thermal insulation of the material
Solar Heat Gain Coefficient (SHGC) It measures how well a product blocks heat from the sun. SHGC is expressed as a number between 0 and 1. The lower the SHGC, the better a product is at blocking unwanted heat gain.
Copyright © 2021 Fenesta Building Systems. All Rights Reserved.