DOORS WINDOWS AND GLASS Flashcards

1
Q

What is the most effective kind of door opening for thermal and acoustical control?

A

A swinging door… Which is also the most common type

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2
Q

What kind of door has a little window at the top?

A

A sash

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3
Q

What is a solid core door made of?

A

Two rails and two stiles framing and inner core of wooden blocks glued together. All this below crossbanding and a face panel.

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4
Q

What gauge steel are steel doors usually made out of?

A

14 to 20 gauge cold rolled steel, or sometime stainless steel

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5
Q

The bottom portion of the door can be called a threshold or what two other terms?

A

A sill or a saddle

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6
Q

Why are aluminum doors not used as fire doors?

A

Low melting point… Oh some aluminum fire doors have a fireproof core

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7
Q

Maximum fire door size

A

4’ x 10’

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8
Q

What are glass doors made out of?

A

One half or three-quarter inch thick transparent or obscured tempered glass

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9
Q

A fire door labeled A has a fire rating of how many hours? And how much glazing is permitted? Where?

A

Three hours, no glazing

Firewalls separating buildings or fire areas with in a building

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10
Q

A fire door labeled B has a fire rating of how many hours? And how much glazing is permitted? Where?

A

1.5 hours, 100 in.² of glazing

Vertical and closures, fire stairs and elevators

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11
Q

A fire door labeled C has a fire rating of how many hours? And how much glazing is permitted? Where?

A

3/4 hr, 1296 in.² of glazing

Corridors and partitions

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12
Q

A fire door labeled D has a fire rating of how many hours? And how much glazing is permitted? Where?

A

1.5 hr, no glazing

Exterior walls, severe fire exposure

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13
Q

A fire door labeled E has a fire rating of how many hours? And how much glazing is permitted? Where?

A

3/4 hr, 720 in.² of glazing

Exterior walls, moderate fire exposure

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14
Q

Doorknobs are about __ inches from the floor

A

38

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15
Q

Door poles and panic bolts are about __ inches from the floor

A

42

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16
Q

Why would the pin within the hinge not be removable?

A

In security situations

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17
Q

When a bolt is used in conjunction with a latch it is called a…

A

Lock

18
Q

Which locks are the most popular, inexpensive, and easy to install?

A

Cylinder locks

19
Q

What shape are rim locks? Where are they mounted?

A

Square or rectangular, mounted on the interior surface of the door

20
Q

What shape are mortise locks? Where are they mounted?

A

Square or rectangular, in a cavity within the door

21
Q

Where are unit locks installed?

A

They fit into a through-door cut out and are therefore installed quickly and easily

22
Q

What are escutcheons?

A

Decorative plates to cover the locking mechanism

23
Q

What is BHMA 600?

A

Steel primed for painting

24
Q

What is BHMA 630?

A

Satin stainless steel

25
Q

Two types of weatherstripping

A

Friction devices or interlocking devices

26
Q

The four basic window types

A

Residential, commercial, industrial, and monumental

27
Q

All the materials you can make windows from

A

Straight grain wood treated with preservative paint or clad with vinyl

-or-

Extruded or rolled metal sections such as aluminum, steel, stainless steel, and bronze

28
Q

Common window woods

A

Pondarosa pine, white pine, Sugar pine, Fir, redwood, Cedar, and Cypress

29
Q

What kind of finishes protect an aluminum window from oxidation?

A

Baked enamel or plastic

30
Q

And Austral window combines a…

A

Hopper down below and awning up above

31
Q

Steel window frames become corrosion resistant with what finishes?

A

Factory applied baked enamel finish or a plastic finish

32
Q

How come operating closers, fasteners, and anchors on stainless steel windows must be compatible?

A

So that no galvanic action can occur

33
Q

Advantages of the storefront system

A

Integration and standardization of elements

34
Q

The definition of curtainwall

A

Exterior wall that supports no wait other than its own, functioning solely as an enclosing skin

35
Q

What is the most popular kind of skylight?

A

Pre-fabricated stock units, glazed with acrylic

36
Q

How do you make float glass?

A

Poor molten glass onto the surface of molten tin, producing a glass but it’s perfectly flat and brilliantly clear

37
Q

How much stronger is tempered glass than plate glass?

A

3-5 times stronger… But it cannot be cut, drilled, or otherwise altered after manufacture

38
Q

What is actinic glass?

A

Heat-Absorbing glass… Tinted to absorb a high degree of solar radiation, thus transmitting less solar heat and glare into a building

39
Q

Two types of laminated glass

A

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

40
Q

Which kind of glass is best for fire resistance?

A

Wired glass

41
Q

Which usually costs more, plastic or glass?

A

Plastic!

42
Q

A wood stop or face putty do what? What does a similar thing on an aluminum frame?

A

These are two ways to finish and closing the window within the rabbeted frame. For an aluminum frame you may have a snap-on bead.