DEWZONE

27/10/2019

14/12/2017

An air conditioning duct is a type of pipe or tunnel that is used to distribute air throughout a structure. Systems of ducts, known as ductwork, are a central component of a building's heating, ventilation, and air conditioning (HVAC) system. In most systems, only one set of ductwork is present, which is used to transport cool air in the summer and heated air in the winter, along with as air required for general ventilation needs. Air conditioning duct is used only with central air units, and is not required for homes that rely on split systems or ductless air conditioning.
For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327abf60de6105648c6696/-An-air-conditioning-duct-is-a-type-of-pipe-or-tunnel-that-is-used-to-distribute-air-throughout-a-structure-Systems-of-ducts-known-as-ductwork-are-a-central-component-of-a-building-s-heating-ventilation-and

14/12/2017

Ventilation within a commercial kitchen environment is extremely important, not just from a comfort perspective, but also for health and safety.
The purpose of a kitchen ventilation system has always been to remove heat and grease generated from the cooking equipment beneath it, however it also serves a much wider role. The use of gas cooking equipment creates carbon monoxide gasses from the combustion process, ware washing equipment and boiling generates steam all of which need to be removed from the working environment.

In order to provide a safe and comfortable working environment, commercial kitchen ventilation systems need to address a number of key areas. For the comfort of those working in the kitchen, ventilation needs to be provided to ensure sufficient clean, cool air, furthermore the supply of air must be sufficient for complete combustion of gas burning equipment. The gasses then generated by the combustion process needs to be effectively removed from the working environment and expelled to a safe exterior location. The removal of these gasses should take place as close to the generating source as possible. Any system should be effectively kept clean from grease and fat residues to prevent any possible fire hazard or reduce the effectiveness of the system.

Air that is extracted from the kitchen environment needs to be replaced, as a general rule approximately 85% of the total air needed should be provided by mechanical ventilation with the remainder drawn from surrounding areas. In some kitchens it may be acceptable to provide the replacement air by means of ventilation grilles in walls, doors or windows, if this method is used then some form of fly screen should be used to prevent pest problems For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327b3d036a27081867c369/-Ventilation-within-a-commercial-kitchen-environment-is-extremely-important-not-just-from-a-comfort-perspective-but-also-for-health-and-safety-The-purpose-of-a-kitchen-ventilation-system-has-always-been-to-

14/12/2017

Properly insulating air ducts located in unconditioned spaces such as attics, crawl spaces, garages, or unfinished basements can help improve cooling efficiency.
Air ducts supply conditioned air from your space heating and cooling equipment to your living spaces. They also return an equal volume of air back to the equipment to be conditioned again.
Ducts are typically made out of thin metal materials that easily conduct heat. Therefore, uninsulated ducts in unconditioned spaces can lose through conduction 10%–30% of the energy used to heat and cool your home. The heating and cooling equipment then has to compensate for the heat loss and gain by conditioning additional air. This added conditioning raises a homeowner's energy bills.

Without insulation, air moving through duct work will warm up or cool down depending on the application. Warm air coming from a furnace will significantly cool down, and cool air coming from an air conditioning unit will significantly warm up. This is compounded when duct work lengths are long. Metal duct work is a great heat conductor, and this is one of the reasons the heat loss can be so great. However, when you insulate A/C ducts with a simple covering of fiberglass or thermocol insulation, your HVAC unit's efficiency will greatly improve. For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327afcba26400ba80edc8a/-Properly-insulating-air-ducts-located-in-unconditioned-spaces-such-as-attics-crawl-spaces-garages-or-unfinished-basements-can-help-improve-cooling-efficiency-Air-ducts-supply-conditioned-air-from-your-spac

14/12/2017

An air conditioning duct is a type of pipe or tunnel that is used to distribute air throughout a structure. Systems of ducts, known as ductwork, are a central component of a building's heating, ventilation, and air conditioning (HVAC) system. In most systems, only one set of ductwork is present, which is used to transport cool air in the summer and heated air in the winter, along with as air required for general ventilation needs. Air conditioning duct is used only with central air units, and is not required for homes that rely on split systems or ductless air conditioning.
For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327abf60de6105648c6696/-An-air-conditioning-duct-is-a-type-of-pipe-or-tunnel-that-is-used-to-distribute-air-throughout-a-structure-Systems-of-ducts-known-as-ductwork-are-a-central-component-of-a-building-s-heating-ventilation-and

14/12/2017

An air handler, or air handling unit (often abbreviated to AHU), is a device used to condition and circulate air as part of a heating, ventilating, and air-conditioning (HVAC) system. An air handler is usually a large metal box containing a blower, heating or cooling elements filter racks or chambers, sound attenuators, and dampers. Air handlers usually connect to a ductwork ventilation system that distributes the conditioned air through the building and returns it to the AHU. Sometimes AHUs discharge (supply) and admit (return) air directly to and from the space served without ductwork. Small air handlers, for local use, are called terminal units, and may only include an air filter, coil, and blower; these simple terminal units are called blower coils or fan coil units. A larger air handler that conditions 100% outside air, and no recirculated air, is known as a makeup air unit (MAU). An air handler designed for outdoor use, typically on roofs, is known as a packaged unit (PU) or rooftop unit (RTU). For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327a6b47cf190a3821838d/-An-air-handler-or-air-handling-unit-often-abbreviated-to-AHU-is-a-device-used-to-condition-and-circulate-air-as-part-of-a-heating-ventilating-and-air-conditioning-HVAC-system-An-air-handler-is-usually-a-la

14/12/2017

• 100% fresh and filtered air
• Doors and Windows can stay open.
• Maintenance some moisture in the air.
• Cooling capacity increases as the outdoor temperature rises.
• Low energy consumption.
• Up to 80% more economical than Conventional AC's.
• Easy to install and maintain For more info visit us at https://dewzone.nowfloats.com/bizFloat/5a327a0dba26400ba80ed86e/-100-fresh-and-filtered-air-Doors-and-Windows-can-stay-open-Maintenance-some-moisture-in-the-air-Cooling-capacity-increases-as-the-outdoor-temperature-rises-Low-energy-consumption-Up-to-80-more-economical-t

26/01/2017