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Another view; exterior plates d, e, c, f Further view; from left, exterior plates b, f, a. The Gundestrup cauldron is a richly decorated silver vessel, thought to date from between 200 BC and 300 AD, [1] [2] or more narrowly between 150 BC and 1 BC. [4] [5] This places it within the late La Tène period or early Roman Iron Age.
Exterior shutters were originally constructed for light control, privacy, security and protection from the elements. Many areas of tropical Australia, the Mediterranean, Africa, and the American South, feature exterior shutters that block the strong sun from windows. Functional shutters hinge on each side of a window or at the top and swing ...
Modern louvers are often made of aluminum, metal, wood, or glass.They may be opened and closed with a metal lever, pulleys, or through motorized operators. [4]The Australian Standard specifies requirements for the construction of buildings using louver in bushfire-prone areas in order to improve their resistance to bushfire attack from burning embers, radiant heat, flame contact and ...
An ice screw. Some modern screws like this one now have a handle to assist entry and removal, whereas early models did not. An ice screw is a threaded tubular screw used as a running belay or anchor by climbers on steep ice surface such as steep waterfall ice or alpine ice during ice climbing or crevasse rescue, to hold the climber in the event of a fall, and at belays as anchor points.
Storm windows can be made of glass, rigid plastic panels, or flexible plastic sheets; and may be permanently or temporarily mounted. They function similarly to insulated glazing . The term may also refer to a small openable flap found in the side window on light aircraft.
A panel system hurricane shutter made out of aluminum or steel. Another type of shutter is an accordion shutter which is made from interlocking vertical blades which slide into place horizontally. Another type is the roll-up or rolling shutter , consisting of a series of slats that form a curtain with both sides of the curtain being inserted ...
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A third sliding doors design has all the glass panels suspended from above, leaving a trackless and uninterrupted floor plane. They also disappear into side pockets. On final closure, they slightly drop down to create a weatherproof seal. A German manufacturer developed the original technology, and its use is predominantly in temperate climates.