Door FAQs:

Q: Is a door a moving structure used to block off?

A: Yes, and allow access to, an entrance to or within an enclosed space, such as a building or vehicle.

Q: Are doors doors that can only be opened from outside a building?

A: Yes.

Q: Are doors often employed in buildings to reduce the overall risk of fire?

A: Yes, and particularly by preventing the spread of fire and smoke.

Q: Are doors usually sectional?

A: Yes.

Q: Are doors referred to by Dennis?

A: Yes.

Q: Is a door constructed to allow access to a structure as well as to provide protection from the force of explosions?

A: Yes.

Q: Are doors powered open and closed either by electricity?

A: Yes, and spring, or both.

Q: Were doors either single doors?

A: Yes, and double doors, triple doors, sliding doors or folding doors, in the last case the leaves were hinged and folded back.

Q: Are doors of this type?

A: Yes.

Q: Are doors equipped with locking mechanisms to allow entrance to certain people and keep out others?

A: Yes.

Q: Are doors often used in garages?

A: Yes.

Q: Are doors 139 meters high?

A: Yes.

Q: Is a door a door that is oriented horizontally in a ceiling or floor?

A: Yes, and often accessed via a ladder.

Q: Are doors significant in preventing the spread of fire?

A: Yes.

Q: Are doors another major type of residential front doors?

A: Yes, most of them come with a polyurethane or other type of foam insulation core – a critical factor in a building's overall comfort and efficiency.

Q: Was a door made in China during the reign of Emperor Yang of Sui?

A: Yes, and who had one installed for his royal library.

Q: Are doors those of the Battistero di San Giovanni , which together with the door frames are all in bronze, the borders of the latter being perhaps the most remarkable: the modeling of the figures, birds and foliage of the south doorway, by Andrea Pisano , and of the east doorway by Ghiberti , are of great beauty?

A: Yes, in the north door Ghiberti adopted the same scheme of design for the paneling and figure subjects in them as Andrea Pisano, but in the east door the rectangular panels are all filled, with bas-reliefs, in which Scripture subjects are illustrated with innumerable figures, these being probably the gates of Paradise of which Michelangelo speaks.

Q: Were doors made timber?

A: Yes, such as those referred to in the Biblical depiction of King Solomon's temple being in olive wood , which were carved and overlaid with gold.

Q: Are doors quite simple, their architects trusting more to the doorways for effect?

A: Yes, but in France and Germany the contrary is the case, the doors being elaborately carved, especially in the Louis XIV and Louis XV periods, and sometimes with architectural features such as columns and entablatures with pediment and niches, the doorway being in plain masonry.

Q: Is a door a very fast door some with opening speeds of up to 4 m/s?

A: Yes, and mainly used in the industrial sector where the speed of a door has an effect on production logistics, temperature and pressure control.

Q: Is a door triggered open?

A: Yes.

Q: Are doors hinged along one side to allow the door to pivot away from the doorway in one direction?

A: Yes, but not the other.

Q: Is a door then covered with wood veneer?

A: Yes, and thin plywood, sheet metal, fiberglass, or vinyl.

Q: Are doors made to handle a high number of openings?

A: Yes, and generally more than 200000 a year.

Q: Are doors categorized from the side where the door hinges can be seen?

A: Yes.

Q: Is a door fully protected?

A: Yes.

Q: Are doors generally used to separate interior spaces for convenience?

A: Yes, and privacy, safety, and security reasons.

Q: Are doors common in many houses?

A: Yes, and particularly as an entrance to the backyard.

Q: Is a door opened outwards there is a risk that it could strike another person?

A: Yes.

Q: Is a door an up-and-over door made of narrow horizontal slats and "rolls" up and down by sliding along vertical tracks and is typically found in entertainment centres and cabinets?

A: Yes.

Q: Are doors most commonly employed in the interior of a dwelling?

A: Yes, although slightly more substantial versions are occasionally used as exterior doors, especially within hotels and other buildings containing many independent dwellings.

Q: Is a door a unit that has several sections?

A: Yes, and folding in pairs.

Q: Are doors commonly used as interior doors?

A: Yes.

Q: Were doors introduced into Seagate?

A: Yes, and built in Florida in 1929 by Gwendolyn and Powel Crosley, that provided the desired circulation of air with an added degree of privacy in that it is impossible to see through the fins in any direction.

Q: Is a door a wall decoration that looks like a door?

A: Yes.

Q: Are doors not thick enough to provide very high levels of energy efficiency?

A: Yes.

Q: Are doors derived from an original French design called the casement door?

A: Yes.

Q: Is a door a further development of the Drehplattentür or flip panel door that normally consists of two rotatable?

A: Yes, and connected panels which move to each other when opening.

Q: Is a door one which is made from strong steel?

A: Yes, and often for use on vaults and safe rooms to withstand attack.

Q: Is a door any door that opens to a backyard or garden?

A: Yes.

Q: Are doors also popular for use for the entrances to commercial structures?

A: Yes, although they are not counted as fire exit doors.

Q: Were doors hung by pivots at the top and bottom of the hanging stile which worked in sockets in the lintel and sill?

A: Yes, and the latter being always in some hard stone such as basalt or granite.

Q: Were doors once believed to be the literal doorway to the afterlife?

A: Yes, and some doors leading to important places included designs of the afterlife.

Q: Is a door a pedestrian door built into a much larger door allowing access without requiring the opening of the larger door?

A: Yes.

Q: Are doors a pair of lightweight swing doors often found in public bars?

A: Yes, and especially associated with the American west.

Q: Are doors commonly used as interior doors?

A: Yes.

Q: Is a door next to the adjacent fixed door and the latch is located at the wall opening jamb rather than between the two doors or with the use of an espagnolette bolt?

A: Yes.

Q: Are doors sometimes given a layer of cellulose so that they may be stained to look like real wood?

A: Yes.

Q: Is a door used to control the physical atmosphere within a space by enclosing the air drafts?

A: Yes, so that interiors may be more effectively heated or cooled.

Q: Are doors generally red or brown in color and bear a resemblance to the more formal doors found in other British Colonies' public houses?

A: Yes.

Q: Are doors a pair of plywood swinging doors often found in Australian public houses?

A: Yes.

Q: Are doors also used to secure passages into a building from the exterior?

A: Yes, for reasons of climate control and safety.

Q: Is a door often advantageous for cargo doors to maximise available space?

A: Yes, and these need to be secured by hefty locking mechanisms to overcome internal pressure.

Q: Are doors generally 7'-0" or 8'-0" wide for a single-car opening?

A: Yes.

Q: Are doors often symbolically endowed with ritual purposes?

A: Yes, and the guarding or receiving of the keys to a door, or being granted access to a door can have special significance.

Q: Is a door a trackless door that moves in the same closure level as a sliding door?

A: Yes.

Q: Is a door a door unit that has two or more sections?

A: Yes.

Q: Are doors used in Pharmaceutical industries for the special curtain and stainless steel frames?

A: Yes.

Q: Are doors called a French window?

A: Yes, as it resembles a door-height casement window.

Q: Are doors used as a French window?

A: Yes, and the application does not generally include a central mullion , thus allowing a wider unobstructed opening.

Q: Is a door one variant of this type?

A: Yes.

Q: Is a door covered with HDF / MDF skins?

A: Yes.

Q: Are doors generally fitted with safety sensors?

A: Yes.

Q: Is a door a single leaf door that can be solid or with glass?

A: Yes, and is usually filled with high density foam.

Q: Are doors used to screen areas of a building for aesthetics?

A: Yes, and keeping formal and utility areas separate.

Q: Are doors often somewhat smaller being 6'-8" high"?

A: Yes, as are many small stores, offices, and other light commercial buildings.

Q: Is a door a completely smooth door?

A: Yes, and having plywood or MDF fixed over a light timber frame, the hollow parts of which are often filled with a cardboard core material.

Q: Are doors defined in DIN 18101?

A: Yes, The door sizes are also given in the construction standard for wooden door panels. The DIN commission was also responsible for the harmonized European standard DIN EN 14351-1 for exterior doors and DIN EN 14351-2 for interior doors , which defines the requirements for the CE marking giving standard sizes by examples in the appendix.

Q: Is a door a concealed door?

A: Yes, and whose surface reflects the moldings and finishes of the wall.

Q: Is a door operable?

A: Yes.

Q: Is a door manufactured?

A: Yes.

Q: Are doors called gates?

A: Yes.

Q: Is a door divided in half horizontally?

A: Yes.

Q: Were doors made in stone, and one measuring 5 ft 4 in by 2 ft 7 in is in the British Museum?

A: Yes, the band on the meeting stile shows that it was one of the leaves of a double door.