Sunday 22 May 2016

Importance of AC Ducts and their Constructing Materials

Ducts are mostly used in HVAC system for delivering and removing air. This air flow sector is divided into three major sections, and those are return air, supply air and exhaust air. Ducts are furthermore used for delivering ventilation air, as a significant part of supply air. Moreover, air ducts are another method of ensuring indoor air quality along with thermal comfort. Sometimes, AC ducts are defined as ductwork. Moreover, duct design is a complete package of services like laying out, optimizing, sizing, finding pressure losses through a system and detailing.
Materials used in the making
Ducts are manufactured using various kinds of materials. Some of the basic options are galvanized steel, aluminum and more. When it comes to pre-insulated air ducts, you can look for phenolic and polyurethane as two of the basic insulated panels, used for manufacturing these items. For pre-insulated and non-metallic ductwork, fiberglass duct board is the best material used. There are other flexible ducting and fabric ducting options, available while looking for AC ducts. Do not forget the waterproofing ducts, as well.
Dealing with galvanized steel
The most common and standard material used in duct manufacturing sector is galvanized mild steel. For any kind of insulation service, metal ducts are lined with fiberglass blankets or duct liner. Otherwise, these metallic ducts can also be wrapped externally with the help of duct wrap or fiberglass blankets. Sometimes, double walled ducts are used. This double duct comprises of inner perforated liner. Rectangular shaped ductwork is mainly fabricated by specialized metal shops. There are four sections or joints, for easy handling situation.
Aluminum ductworks further available
If you have aluminum ductwork in air conditioning maintenance Dubai package, you will see that these products are light in weight and quite easy to install. Moreover, you might come across special duct shapes and customized ducts, which can be further fabricated in shop or on site. This construction procedure starts with tracing of the duct’s outline onto aluminum pre-insulated panels. Then these parts are cut into 45 degree and bent if needed, for obtaining different fittings. No matter whatever shape or structure you need, you should consult an expert first.

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