Trocellen is a closed cell, chemically crosslinked, polyolefin resin foam offering high performance in terms of flame retardant protection in the event of fire, plus lasting constant thermal performance and soundproofing. In winter, cold blows will be reduced in rooms supplied with long duct runs. How to make insulation in gi duct 01 air conditioning, hvac,building duration. Trocellen duct is the new brand name for a new line of air duct insulation material. Vermiculite is a lightweight, peasize, laky gray mineral. When insulating hvac ductwork, use a foil faced fiberglass insulation with an r6 or higher rvalue. Section 2 insulation materials and properties mp4 l. Lowvelocity ductwork design is very important for energy efficiency in air distribution systems. Galvanized mild steel is the standard and most common material used in fabricating ductwork because the zinc coating of this metal prevents rusting and avoids cost of painting. Icynene plastic insulation blown into the walls of a home near denver.
It is looked to use best thermal insulation materials that reduces all types of heat transfer modes like conduction, convection and radiation. Thermal insulation materials fall into the latter category. For insulation purposes, metal ducts are typically lined with faced fiberglass blankets duct liner or wrapped externally with fiberglass. Softtouch duct wrap insulation offers outstanding thermal properties that reduce unwanted heat loss or gain and condensation during system operation. How to determine the exact thickness of insulation for a duct. If so, please feel free to give us a call at 888 3493645 or send us an email to. If you refer to our current industrial felt, tf477c. Do you have a project that requires ecofoil r8 hvac duct work insulation. Thermal insulation in buildings prevents the heat loss in winter and resists the heat from out in summer. Chemically cross linked polyethylene insulation also known as xpe or xlpe insulation is new age widely used insulation material in hvac industry as well as for plumbing and hot water pipe insulation. It can be used to insulate ductwork, plenums and associated equipment, installed. Upper and lower temperatures within which the material must retain all its properties. It is used for external insulation of commercial and residential heating, airconditioning and dualtemperature ducts. It is manufactured with glass fibers bonded together with a.
Fresh air ducts will focus on the fresh air in your air conditioning system. Owens corning softr duct wrap is a blanket of glass fiber insulation factorylaminated to frk vapor retarder facing. Icynene fills cracks and crevices and adheres to the framing. General formula to calculate minimum insulation thickness required to prevent condensation,t k rt1 t2 t3 t1, where, t insulation thickness in k thermal conductivity r surface temperature resistance t1 dew point temperature. Duct insulation and sealing requirements in commercial buildings continued ashrae 90. Make sure the foil surface of the insulation is free of dust before applying the tape.
You will need less material than you would for a rectangular or a square duct. Your new online msds binder is a place for you to store the material safety data sheets you need to deploy. This will carry all of the conditioned air and disperse it back into the system. Use this map to help you choose the most effective rvalue for your home. The amount of energy saving and the reduction in greenhouse emissions. If the density of insulation is low, the air or gas voids are comparatively large and this makes for the best insulation for low to medium temperatures where compression andor vibration is not a factor. Sufficient insulation thickness is needed to keep the surface temperature of the membrane. Flexglas eq, flexglas pc, microlite eq fsk duct wrap, microlite eq psk duct wrap, microlite fsk duct. Feb 16, 2017 how to make insulation in gi duct 01 air conditioning, hvac,building duration. Formaldehydefree fiberglass duct hvac insulation version 2. Ducts insulated with closedcell spray foam in an attic. F12 are internal reflectix literature codes, not to be confused with our product codes. After installation, and prior to occupancy, blow out duct system to remove any cutting scraps or foreign material remaining in the duct.
Fibrous glass insulated hvac duct systems 3 sheet metal ducts lined with fibrous glass insulation fibrous glass duct liner insulation is designed for application to the interiors of commercial and residential sheet metal heating, ventilating, and airconditioning ducts to attenuate noise generated by central air handling. F12 are internal reflectix literature codes, not to be confused with our. It is surrounded by a blanket of glass fiber insulation that helps to reduce heat and cool loss as well as jacketed by a heavyduty, fire retardant, black. Other companies are charging thousands of dollars to set up accounts and give you access to their msds online database. Dont disturb vermiculite insulation unless youve had it tested by an approved lab to be sure it doesnt contain asbestos. At johns manville, we are committed to delivering the industrys most complete line of hvac insulation for both commercial and residential buildings. Ecofoil r8 hvac duct wrap insulation is very durable, yet clean, lightweight and flexible. The two types differ in performance ratings and cost. Hvac insulation products construction materials sweets. The recommended rvalues for areas you want to insulate. Insulation is an important factor as heat loss or gain through the duct work can impact the efficiency of the system. The tiac mechanical insulation best practices guide is made up in different sections, focusing on specific areas of the industry. Relevant identified uses of the substance or mixture and uses advised against recommended use acoustical.
Choosing the best insulating duct materials for your air. The higher the rvalue, the greater the insulations effectiveness. A guide to insulated hvac duct systems insulation institute. When installed over sealed sheet metal ducts, duct wrap insulation reduces heat loss or gain. One solution to cold, heat and condensation youll be warm in winter, cool in summer and dry all the time. Lowvelocity design will lead to larger duct sizes, but it may be worth since, doubling of duct diameter. To choose the best type of insulation, you should first determine the following. Building insulation materials are the building materials, which form the thermal envelope of a building or otherwise reduce heat transfer insulation may be categorized by its composition natural or synthetic materials, form batts, blankets, loosefill, spray foam, and panels, structural contribution insulating concrete forms, structured panels, and straw bales, functional mode.
Dundas jafines flexible insulated duct is ul cul 181 listed as a class 1 air duct and bears the mark. Hvac duct wrap insulation ecofoil reflective insulation. Dundas jafine r6 insulated flexible duct black at menards. Climaver glass wool ductboards these are ducts made from high density glass wool board. Significant if application is outdoors and high intensity indoors. Insulated duct exposed to mechanical abuse in equipment rooms or other high abuse areas will be covered with zeston 2000 pvc jacket or 0.
Jul 12, 2015 register now and get a free online msds binder. Bulky materials resist conductive and to a lesser degree convective heat flow in a building cavity. How to determine the exact thickness of insulation for a. This blankettype insulation is used to insulate rectangular and round heating, ventilating and air conditioning ductwork.
A rigid phenolic insulation ductwork system is listed as a class 1 clarification needed air duct to ul 181 standard for safety. Astm c411, astm c1104, astm c665, astm c38, astm e84, ul723, nfpa 90a, canulc s1021188, astm c1290, astm c553, astm c16s item. When insulating your home, you can choose from many types of insulation. Improves duct systems air temperature consistency, reduces condensation and absorbs draft and system operation noise for improved duct system efficiency. Flame spread and smoke developed ratings are of vital importance. General descriptions of types of insulated duct systems. To make the thermal insulation of the building an economical process, the following factors should be chosen carefully. Check out which material is best for your project, whether its attic and loft insulation, wall insulation or another area of your home. Fiberglass duct board preinsulated nonmetallic ductwork fiberglass duct board panels provide builtin thermal insulation and the interior surface absorbs sound, helping to provide quiet operation of the hvac system. Duct liner pins that mechanically attach, weld, or adhere to the sheet metal, and have a shank length that is equal the thickness of the insulation must be used. To be the market leader in the production of insulation materials and to effectively answer the specific needs of its. Sealing and insulating of ducts in existing homes nrel. Owens corning softr duct wrap is a blanket of glass fiber. Techincal insulation kooltherm duct insulation kingspan.
The thermal insulation refers to all isolators systems that reduce the heat transfer. In fact at this time we do not recommend any of our insulation products for use as a kitchengrease duct fire protection assembly. The amount of insulation material and thickness the cost of insulation material and labor costs for installation. These materials have reputations for containing formaldehyde or asbestos, which has essentially removed them from the list of commonly used. Some attics have vermiculite insulation, which may contain asbestos, a health hazard. Using the proper insulation material, thickness, installation procedure and maintenance has. Listed below are pdf files of all of our literature. Other companies are charging thousands of dollars to set. Choosing the ducting for a heating, ventilation, and air conditioning hvac job depends on the desired effects of the duct work. Listings of insulation materials are sorted by both manufacturers trade names and by product descriptions. Fibrous glass insulated hvac duct systems 4 sheet metal ducts with exterior fibrous glass exterior insulation flexible blanket fibrous glass duct wrap insulation is designed for application to the exteriors of commercial and residential sheet metal heating, ventilating, and airconditioning ducts and plenums operating at temperatures between 40. Make sure this fits by entering your model number price for. The cellular material may be glass or foamed plastic such as polystyrene closed cell, polyisocyanurate and elastomeric. Insulation materials run the gamut from bulky fiber materials such as fiberglass, rock and slag wool, cellulose, and natural fibers to rigid foam boards to sleek foils.
Hvac insulation duct duct wrap insulation air duct. Rigid foam boards trap air or another gas to resist heat flow. The document will be updated on a timely basis, to maintain a current reference point to assist in system design, material usage and application practice. R8 value meets or exceeds most energy codes and helps reduce energy costs.
This state of the art duct consists of a flexible helix core made of 2ply polyester laminate and corrosionresistant zinccoated wire. Being the leading names in the industry, we offer an extensive range of duct as well as pipe form xlpe xpe insulation that is acclaimed among. Insulation can also be installed on the inner wall of the duct duct liners, as glass wool duct wraps or duct slabs faced with a glass matting or mesh providing acoustic insulation and strengthening the inner face of the duct. Kingspan kooltherm duct insulation is a premium performance thermal insulation designed for use on rectangular, circular and flat oval ductwork in hvac building services applications. How to insulate hvac heating and cooling ductwork todays. Fibrous glass duct wrap insulation is designed for application to the exteriors of commercial and residential sheet metal heating, ventilating, and airconditioning ducts and plenums operating at temperatures between 40f 4c and 250f 121c. Duct insulation can provide many benefits including.
Use the type of metallic foil duct tape recommended by the insulation manufacturer to seal and hold the insulation in place. Thermal insulation materials may be natural substances or manmade. Duct insulation solving condensation, heat and cold problems insulation on ducts must protect from condensation, radiant heat and cold. We are the market leader in hvac insulation, and have a 50year history of providing duct liner, duct board and duct wrap solutions with superior consistency and quality. Duct insulation minimizes conductive heat losses and gains, allowing supply air to be delivered closer to design temperatures. It is easy to install and safe to handle with no special clothing or breathing equipment.
Being the leading names in the industry, we offer an extensive range of duct as well as pipe form xlpe xpe insulation that is acclaimed among the clients for high quality and smooth operations. Highvelocity hv duct systems are characterized by air velocities in the range of 2500 to 3500 fpm. It comes in two types, expanded eps and extruded xeps also known as styrofoam. Hvac ducts handbook sustainable insulation solutions. The f, n and t codes at the beginning of each name ex. Printable installation instructions are available on each application webpage. Hvac insulation material elastomeric nitrile rubber tube. Lining insulation thermal and sound absorbing material. Mechanical industrialoem sustainable insulation ct101673. Contact your local health department for the name of an.
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