Flashcards in DOORS WINDOWS AND GLASS Deck (42):
What is the most effective kind of door opening for thermal and acoustical control?
A swinging door… Which is also the most common type
What kind of door has a little window at the top?
What is a solid core door made of?
Two rails and two stiles framing and inner core of wooden blocks glued together. All this below crossbanding and a face panel.
What gauge steel are steel doors usually made out of?
14 to 20 gauge cold rolled steel, or sometime stainless steel
The bottom portion of the door can be called a threshold or what two other terms?
A sill or a saddle
Why are aluminum doors not used as fire doors?
Low melting point... Oh some aluminum fire doors have a fireproof core
Maximum fire door size
4' x 10'
What are glass doors made out of?
One half or three-quarter inch thick transparent or obscured tempered glass
A fire door labeled A has a fire rating of how many hours? And how much glazing is permitted? Where?
Three hours, no glazing
Firewalls separating buildings or fire areas with in a building
A fire door labeled B has a fire rating of how many hours? And how much glazing is permitted? Where?
1.5 hours, 100 in.² of glazing
Vertical and closures, fire stairs and elevators
A fire door labeled C has a fire rating of how many hours? And how much glazing is permitted? Where?
3/4 hr, 1296 in.² of glazing
Corridors and partitions
A fire door labeled D has a fire rating of how many hours? And how much glazing is permitted? Where?
1.5 hr, no glazing
Exterior walls, severe fire exposure
A fire door labeled E has a fire rating of how many hours? And how much glazing is permitted? Where?
3/4 hr, 720 in.² of glazing
Exterior walls, moderate fire exposure
Doorknobs are about __ inches from the floor
Door poles and panic bolts are about __ inches from the floor
Why would the pin within the hinge not be removable?
In security situations
When a bolt is used in conjunction with a latch it is called a…
Which locks are the most popular, inexpensive, and easy to install?
What shape are rim locks? Where are they mounted?
Square or rectangular, mounted on the interior surface of the door
What shape are mortise locks? Where are they mounted?
Square or rectangular, in a cavity within the door
Where are unit locks installed?
They fit into a through-door cut out and are therefore installed quickly and easily
What are escutcheons?
Decorative plates to cover the locking mechanism
What is BHMA 600?
Steel primed for painting
What is BHMA 630?
Satin stainless steel
Two types of weatherstripping
Friction devices or interlocking devices
The four basic window types
Residential, commercial, industrial, and monumental
All the materials you can make windows from
Straight grain wood treated with preservative paint or clad with vinyl
Extruded or rolled metal sections such as aluminum, steel, stainless steel, and bronze
Common window woods
Pondarosa pine, white pine, Sugar pine, Fir, redwood, Cedar, and Cypress
What kind of finishes protect an aluminum window from oxidation?
Baked enamel or plastic
And Austral window combines a...
Hopper down below and awning up above
Steel window frames become corrosion resistant with what finishes?
Factory applied baked enamel finish or a plastic finish
How come operating closers, fasteners, and anchors on stainless steel windows must be compatible?
So that no galvanic action can occur
Advantages of the storefront system
Integration and standardization of elements
The definition of curtainwall
Exterior wall that supports no wait other than its own, functioning solely as an enclosing skin
What is the most popular kind of skylight?
Pre-fabricated stock units, glazed with acrylic
How do you make float glass?
Poor molten glass onto the surface of molten tin, producing a glass but it's perfectly flat and brilliantly clear
How much stronger is tempered glass than plate glass?
3-5 times stronger... But it cannot be cut, drilled, or otherwise altered after manufacture
What is actinic glass?
Heat-Absorbing glass... Tinted to absorb a high degree of solar radiation, thus transmitting less solar heat and glare into a building
Two types of laminated glass
Safety glass, used in automobiles and skylights, and bulletproof glass, with four or more layers of glass laminated to three or more layers of plastic, used in banks and prisons
Which kind of glass is best for fire resistance?
Which usually costs more, plastic or glass?