The overall heat transmission in unit time through unit area of the total window product and its boundary air films, induced by unit temperature difference between the environments on each side. A general category of frame jamb material which is an AAMA approved material type as verified by the frame jamb manufacturer. Windows resistance to blast and blast-type attacks. Open or closed pockets in a sealant caused by release, production, or expansion of glasses. Also half the operation in a dual action window such as a tilt/turn unit. A mechanical devise comprised of a lifting force source and a friction mechanism integral to the balance. An AAMA certification program relating to testing in areas of air leakage, water penetration, structural performance, operating forces, forced entry resistance and life cycle durability in doors and windows. SHGC can be expressed in terms of the glass alone or can refer to the entire window assembly. Also known as True Divided Lites (TDL). List architectural drawings, specifications, shop drawings, manufacturing details, test reports or contracts, building permits, applicable codes. Multiple fine pultrusion surface separation cracks that exceed 6 mm (1/4 in) in length and do not penetrate in depth to the equivalent of a full ply of reinforcement. As opposed to two step distribution. Also known as a zero net energy (ZNE) building, net-zero energy building (NZEB), or net zero building, is a building with zero net energy consumption, meaning the total amount of energy used by the building on an annual basis is roughly equal to the amount of renewable energy created on the site. Before glass was made in large sheets, windows were made by joining small panes with wood strips. Pressure Equalized Rain Screen Wall System (Prwc). II: Tempered and Laminated. Products that require a primer to pass any part of this specification. Rolled glass having a distinct pattern on one or both surfaces. Sealing of a porous surface so that a compound will not stain, lose elasticity shrink excessively, etc., because of loss of oil or vehicle into the surround. The period of time that a reacting thermosetting material is exposed to specific conditions to reach a specified property level. A window consisting of vertically sliding sash which utilize counterbalancing devices to allow the sash to be opened to any variable position between its fully open and fully closed limits. Primarily used for very large and heavy doors. A prime door does not require a storm door to perform as intended, but storm doors may be applied as additional protection from climatic elements. - Wrought Iron; W.I.C. The separate streams may be compounded to provide different characteristics such as strength or weathering. The temperature or conditions (humidity, air velocity, light exposure, etc.) The secondary panel is called the passive panel. Minor damage to the pultruded or coated surface that removes material, but does not cause a crack or craze. Glazing infills set from the exterior of the building. Bypass doors open by sliding on a track behind/in front of each other. A one-story structure attached to a dwelling with a glazing area in excess of 40 percent of the gross area of the structure’s exterior walls and roof. A building-simulation computer program, by Dept of Energy, used to calculate total annual energy use. Defined as specialty windows and are often used in the design of high-end homes to achieve a classical look. A meeting of two members squarely end to end. Fenestration details provided in architectural drawings, at concept or design- development stages, usually in small 1/16” = 1’-0” or 1/8” = 1’-0” scale, indicating fenestration external profiles only, without great detail in adjacent materials, and interfaces. The Contract Sum and the Contract Time may be changed only by Change Order. A rating of the NFRC that indicates the percentage or fraction of the visible spectrum (380 to 720 nanometers) of light that can come into a room through a window. When the external pressure is lower than the internal pressure, the difference is negative. Swing hardware having its pivot axis on the thickness centerline of the door and normally located about 2 from the hinge jamb. Typical Window Types Architecture Blueprints. Typical spectrally selective coatings are transparent to visible light and reflect short-wave and long-wave infrared as well as UV radiation. degrees Celsius. The CRF allows for comparison of the relative performance of fenestration systems based on the point at which an objectionable amount of condensation occurs. Solar heat that passes through a material and is captured naturally, not by mechanical means. Custom fabrication of fenestration products to duplicate design elements of years past. unit manufactured with a light and energy controlling film suspended within the air space. Tamper-proof faceplate or front of a lock mortised in the edge of a door to cover the lock mechanism. Primary windows and sliding glass doors which are intended for installation in manufactured housing. Door or window frame with no exterior casing or flange for mounting to a wall. The distances between the respective center-lines of the pile and the overall width evidenced by uneven flanges. Used to make a window fit properly within a frame. A small piece of neoprene or other suitable material used to position a piece of glass in its frame. A secondary storm product is also considered a secondary door or window. The twist induced in a product by the application of a static load to an extreme free corner of that product and normal to its plane. Usually expressed in percentage by weight and the difference between this figure and 100%, represents the volatile matter or loss by evaporation. Is the process by which scrap aluminium can be reused in products after its initial production. The deterioration of metal by chemical or electro-chemical reaction resulting from exposure to weathering, moisture, chemicals or other agents or media. Considered a mark of excellence among architects, contractors and other specifiers and is accepted industry-wide. The heat required to increase the temperature of 1 lb. The lower a window’s air-leakage rating, the better its airtightness. Also caused by low quality windows and doors. The organization also coordinates U.S. standards with international standards so that American products can be used worldwide. Lights and Switches - Curved dotted lines on the ceiling lights show corresponding wall switches. Cellular PVC is made from a foam extrusion process that creates not only a stronger but a lighter material for many applications, including replacement windows. (See Annex 3 in AAMA 711) CAUTION: Type A products may require a primer under certain field conditions. Heat strengthened glass is recommended for hard to reach glass units because any glass manufacturing defects are exposed in the heating furnace and hence don’t become an issue in the building at some later time. A synthetic rubber gasket designed to engage the edge of glass or panel in a surrounding frame by forcing an interlocking filler strip into a grooved recess in the face of the gasket. A polymer containing two or more chemically different types of monomers. A measure of the fraction of visible light that a fenestration system allows into the building. Fully tempered glass is approximately four times stronger than annealed glass of the same thickness when exposed to uniform static pressure loads. The most thermally efficient gas fill would be no gas at all—a vacuum –in which the space between surfaces two and three is evacuated to a minimum of less than one millionth of normal atmospheric pressure. (See BLEEDING.). A gas other than air, usually argon or krypton, placed between glazing panes to reduce the U-factor by suppressing conduction and convection. Wavelengths range from 380 to 720 nanometers. Hardened protective shield to prevent pulling of cylinder. In some cases, key terms have been defined specifically for the purpose of an accreditation assessment. Any means provided to stop the flow of water out from the ends of the sill, panning system, or subsill and into the wall cavity, such as, but not limited to, sealants, upstands, plates, or gaskets. The repeated heating and cooling of a specimen from a stated low temperature to a stated high temperature and back again. Used to divert water to the exterior. It has an extremely low density[2] and low thermal conductivity. The degree that an extruded profile retains its original length and resists shrinkage, after being subjected to elevated temperatures. The combined effects of conduction, convection, and radiation in fluid-filled (gas- filled) enclosures and cavities, converted into an apparent or effective conductivity of a solid. Building Officials Association of Florida. An interior window between rooms which allows light from one room to enter another – It is an older term, but not entirely out of use – use instead “glazed opening. Solvent formerly used for cleaning and flushing thermal break compounds from the nozzles and operating parts of the mixing and filling machine. Shear strength is calculated from the maximum load during a shear or torsion test and is based on the original dimensions of the cross section of the specimen. Vertical distance between a designated point or component at one floor level and the same designated point or component at adjoining floor levels of a building structure. Approximately five times stronger than standard annealed glass; is required as safety glazing in patio doors, entrance doors, side lights, and other hazardous locations. A person or organization who supplies materials or equipment for the Work, including that fabricated to a special design, but who does not perform labor at the site. The end to end contraction of the freshly poured thermal barrier material as it gels or sets up within the extruded cavity caused by the center of the pour solidifying quicker than the outer perimeter. A product used at the sill of a window masonry opening designed with a slope for the purpose of draining water away from the window masonry opening to the exterior of the building. Minimum coating thickness of 10 microns (0.4 mil). Recommended use for doors and bay/bow windows. Vertical sliders may be single- or double-hung. An inoperable panel of a sliding glass door or slider window. A value denoting the rate at which a material expands with rising temperature. An instrument used to measure hardness of a material. Any building used or intended primarily for a single or multiple family dwelling. That externally applied force required to cause movement of the guide block when a balance is mounted in the test apparatus with test weight attached. In the boundary layer wind tunnel the gradient wind may be referred to as the free-stream wind. A drawing of the front, side, or rear of the building drawn to scale. This organization maintains periodic testing, inspection and listing of products that meet this standard. The transfer of heat from the inside to the outside of a house by means of conduction, convection and radiation. The process by which incident flux leaves a surface or medium from the incident side, without change in frequency. The rated travel range of the balance as specified by the manufacturer. A drawing of a surface revealed by an imaginary plane cut through the project, or portion thereof, in such a manner as to show the composition of the surface as it would appear if the part intervening between the cut plane and the eye of the observer were removed. The result is a baked-on surface layer that is hard and durable and thus sometimes referred to as a “hard coat.” Pyrolytic coatings are typically used in insulated glass units with the low-E surface inside the sealed air space, but can also be applied to single-pane glass and separate storm windows. These are typically generated as “views” of the overall building BIM model. Model servers allow centralized storage of IFC information models, allowing them to be accessed and modified via the Internet, and manipulated by a large audience over the building’s lifecycle. Satisfactory completion of this test will qualify the specific frame jamb structure and it’s layered material(s) as a new approved frame jamb material. The total thickness of the weatherstrip excluding appurtenances protruding above the pile. Installation of a fenestration product that is designed for replacement of existing like and type, by either destructive or nondestructive installation methods. Insures that compounds do not contain lead in excess of United States safety standards. Windows or door systems include switchable windows and shading systems such as motorized shades, switchable electrochromic or gasochromic window coatings, and systems that have variable optical and thermal properties that can be changed in response to occupant preferences. The act of filling an insulated glass unit with argon gas. Characteristic of a compound which will not stain a surface. A wall system that functions to control air leakage and water penetration within the cavity through use of an exterior rain screen, a compartmented drainage and ventilation cavity, and an air and water barrier. They can be converted to rubbers at room temperature upon addition of a curing agent. By definition it is a measure of the time it takes for any thermocouple on the unexposed side (the side of the assembly away from the fire) to reach a temperature 325°F above the temperature of this thermocouple prior to the start of the test. Windows that tilt as a single open operation, primarily towards the inside. A horizontal or vertical member formed by joining two or more individual fenestration units together without a mullion stiffener. Sound transmission from the source to the receiving location by a path other than through the test specimen. It is mounted independently of the lock and engages with the lock mechanism by means of a tail piece or metal extension. Arch window: 4 sided unit with a curve at the top Art glass: Decorative glass in a variety of colors/shapes/patterns used to accent a window or door. A rapid chemical or nuclear reaction that produces sound, heat, light and a shock wave. Commonly, however, this term is used and understood to mean slag wool. That dimension of the spacer that is measured perpendicular to the glass surface. Residential Translucent Sloped Glazing System. A one story structure not exceeding 3657 mm (12 ft) in height. A horizontal or vertical member with an added continuous mullion stiffener and joining two or more individual fenestration units along the sides of the mullion stiffener. Principally material from a manufacturer’s facility or another facility of known compatible composition that has been reground, pelletized or pulverized after having been previously processed by extrusion. Most commonly, a joint made by joining together two 45 degree bevels. The act of leaving an enclosed space. In its simplest term, a bifold is a door that slides open while its panels fold up and stack neatly against the wall – like a concertina or an accordion. Therefore, windows can be made to accommodate people with disabilities with well placed hardware, handles and operational function. A mechanical operating device for opening and closing projected windows that are not skylights or roof-windows. A protective and/or decorative layer applied to a surface without the use of an adhesive. Cured elastomeric channel-shaped extrusions used in place of a conventional sash to install glass products onto structurally supporting sub-frames with the pressure of sealing exerted by the insert of separate lock strip wedging splines. Sometimes referred to as a Sink Line or a Sink Mark. Often called a “stop” or a “bead stop”, a bead is a wood strip against which a swinging sash closes. Forest Stewardship Council (FSC) is an international non-profit, multi-stakeholder organization established in 1993 to promote responsible management of the world’s forests. Comes in visions of constant force balance, spiral balance and block-and-tackle balance. The duties and responsibilities of the Architect during the Construction Phase, which includes observation of construction, checking shop drawings, and approving pay requests. A counterbalance mechanism usually holds the sash in place. Generaly referring to commercial or architectural applications of glass for windows and doors. The exterior cladding sheds the majority of water. The force required to close door and fully engage latch in accordance with Clause 6.4.5.1 [of AAMA/WDMA/CSA 101/I.S.2/A440-111. Often used in sheet form as a lightweight or shatter-resistant alternative to glass. The process of applying an organic coating using various application methods on a prepared surface and curing it into a continuous film. A compound consisting of natural and synthetic resins mixed with drying oils. Also serves as a bond breaker. It’s in an invisible part of the “electromagnetic spectrum”. A protective bar applied to the lower portion of a door or sidelight to prevent accidental contact with glass. A frequency or set of frequencies at which the sound transmission loss across a material will decrease due to the resonant characteristics of the material. The percentage of dry weight that is composed of water, such as in wood. Dormers are particularly popular on Cape Cod house plans. The first digit is in feet and the second digit is the inches that a window is wide. Measure of firmness of a compound by means of a Durometer Hardness Gauge (A hardness range of 20-25 is about the firmness of an art gum eraser.