In this application, they are also known as “draperies”. Curtains vary according through the curtain pdf cleanability, ultraviolet light deterioration, oil and dust retention, noise absorption, fire resistance, and life span. Curtains may be moved by hand, with cords, by press-button pads or remote-controlled computers. Measuring curtain sizes needed for each window varies greatly according to the type of curtain needed, window size, and type and weight of curtain.
Curtains are a form of window treatment, and complete the overall appearance of the house. Window treatment helps control the ambiance and flow of natural light into the room. The effect of drapery or curtains is best seen in daylight, and with proper indoor light positioning, can look attractive even at night. Mosaics from the 2nd to 6th century show curtains suspended from rods spanning arches.
Translucent curtains hung on a window. For maximum temperature control, the curtain gap to the window should be small, with minimum convection drafts below or above the curtain. Various architectural structures around the curtain can minimize these air drafts, but usually they are just used for decoration and make rooms feel more cozy. Sheer curtains allow a majority of light to be transmitted through the fabric, with the fabric weave providing a basic level of UV protection while retaining maximum visibility outward through the curtain. Due to the loose weave in sheer fabrics, these types of curtains offer very little in the way of heat insulation. Uncoated fabrics provide a reasonable level of heat insulation due to the tight weave of the fabric. However, the fabric itself is typically not thick enough to completely absorb strong light sources.
As a result, when curtains made from uncoated fabrics are closed in an attempt to block out direct sunlight, light will still be visible through the curtain. The coated fabric is typically referred to as a lining, which simply refers to a coated fabric that does not have any particular color or pattern. A curtain hook stopper is a device used to stop the curtain from falling off the end of the curtain rail. Curtains in a window opening to the sea.
With the increase in single family homes during the last century, the curtain and drapery industries have witnessed simultaneous growth in the demand for their products. Commercial interests also grew during that time as many companies tried to supply institutions, hotels, etc. Pre-made curtain are sold in “panels” in stores, typically of around 7 feet in length. The now well known shower curtain was once named the bath curtain, and were once made of cloth, proving difficult to soak up the water. Curtains can be used to give a room a focal point.
If pleated, the look is strongly influenced by the fullness of the pleats. This curtain style is often designed as two stationary panels at the sides of a window. A curtain rod is passed through the channel to hang. They not only block out the light, but can also serve as an acoustic or thermal dampener. 10 Super Interesting Facts about Curtains and Blinds!
This page was last edited on 9 December 2017, at 07:07. Unsourced material may be challenged and removed. In its simplest application, an air curtain is a continuous broad stream of air circulated across a doorway of a conditioned space. It reduces penetration of insects and unconditioned air into a conditioned space by forcing an air stream over the entire entrance.