Hvac Duct Insulation Material Pdf

Csr bradford more than insulation for over 80 years.

Hvac duct insulation material pdf. This will carry all of the conditioned air and disperse it back into the system. Download the hvac duct liner application pdf. Overview of insulation materials course no. Ducting may be categorized according to the materials of construction and are either metallic or non metallic ducts.

1 the minimum material r value for ductwork may be reduced by 0 5 for combined heating and refrigerated cooling systems in climate zones 1 3 4 6 and 7 if the ducts are. To prevent condensation it is. 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 air conditioning ducts and plenums operating at temperatures between 40 f. In building air conditioning applications the moisture condensation can cause the discoloration or staining of ceiling panels corrosion of cold piping ducts chillers etc and pose health risks due to mold and fungus growth.

Ceramic fiber insulation blanket roll 6 density 2300 f 1in x24in x60in for kilns ovens furnaces forges stoves. 1 psi equals 27 7 inches of water gauge. You will need less material than you would for a rectangular or a square duct. A round duct is the most effective.

Duct system is pressurized by three pressures. Fiberglass ductwrap is a thermal and acoustical insulation for wrapping commercial and residential interior hvac. Under a suspended floor with an enclosed perimeter. A common duct pressure of 0 25 inches water column is equal to 0 25 divided by 27 7 in wc psi 0 009 psi.

In fact sheet metal use in hvac is greater than all other materials combined. All of the materials that are necessary for insulating hvac ductwork with insulation board including the fiberglass or mineralwool duct board pins and fasteners aluminum cladding and tapes. There are three duct classifications. The first is the conditioned air duct.

Provides an optimum combination of efficient sound absorption low thermal conductivity and minimal airstream surface friction. Specifically designed as an interior insulation material for sheet metal ducts used in heating ventilating and air conditioning.