The spelling of "draught excluder" can be a bit confusing. The word "draught" is often spelled as "draft" in American English, but in British English, it is spelled with the letters "au". This is because the British pronounce the word with an "aw" sound, represented by the IPA phonetic transcription /drɑːft/. As for "excluder", it is spelled phonetically with an "x" instead of a "ks" because it comes from the verb "exclude", which is pronounced with a single "k" sound (/ɛksˈkluːd/).
A draught excluder is a device or material used to prevent the entry or escape of cold air through gaps in doors, windows, or other openings in a building. It is predominantly employed in regions with colder climates or during the winter season to enhance energy efficiency and maintain a comfortable indoor environment.
Typically, a draught excluder is a long, flexible strip made of materials such as foam, rubber, or brush bristles. It is designed to be attached to the bottom of doors or the edges of windows, creating a seal that minimizes the passage of air. The excluder effectively blocks draughts or drafts, which are currents of cold air that can infiltrate a room, leading to a decrease in temperature and an increase in heating costs.
The primary function of a draught excluder is to eliminate gaps through which air can flow, ultimately preventing heat loss and improving insulation. By obstructing the infiltration of cold air and the escape of warm air, it helps maintain a consistent and comfortable interior temperature. Additionally, a draught excluder also contributes to reducing noise levels and preventing dust or particles from entering the room.
Draught excluders are available in various sizes, shapes, and materials, allowing for flexibility in usage and installation. They can be easily attached or fixed using adhesive strips, screws, or self-adhering options, ensuring a secure and long-lasting seal.
The word "draught excluder" is a compound term composed of two words: "draught" and "excluder".
1. Draught: The term "draught" comes from Middle English "drauht" and Old English "dræht", which referred to a gust of wind or a current of air. It is derived from the Proto-Germanic word "dreugiz" meaning "act of driving or restraining", which also gave rise to the word "drive". In this context, "draught" refers to a flow of air entering or leaving a room through gaps or openings.
2. Excluder: The noun "excluder" is derived from the verb "exclude", which comes from Latin "excludere". In Latin, "excludere" is composed of "ex" meaning "out" and "cludere" meaning "to shut or close".