Double Wall Spiral Duct Insulation

A traditional spiral duct system may be more efficient than the average rectangular duct but double wall spiral ducts offer even more efficiency in terms of energy costs.

Double wall spiral duct insulation.

X degree fahrenheit and 3 inches 0 09 btu hr x sq. Double wall insulated spiral is available with solid or perforated liners. Mylar barrier is available as a barrier between perforated liner and insulation. Dual wall insulated spiral pipe consists of two concentric spiral pipes with insulation filling the space between the pipes.

It can reduce radiated noise by 25 db or more compared to fiberglass duct board. The resilient fiberglass blankets resist damage during fabrication and carry a ul fire hazard classification rating of 25 50. 713 672 0509 toll free 877 774 duct 3828. The insulation in our double wall spiral and fittings has both acoustical and thermal benefits.

Spiral sg is made from rotary process glass fibers bonded with a thermosetting resin. To optimize performance the product is offered in a range of densities and thicknesses. Double wall spiral available with insulation thicknesses of 2 inches 0 13 btu hr xsq. In double wall round spiral duct a metal inner liner insures that high airflow velocities cannot separate insulation by pulling away from the duct s outer wall and creating erosion or airflow problems.

Also without unsightly insulation the system is much more aesthetically pleasing. Spiral sg double wall insulation is a thermal and acoustical insulation designed for use in double wall spiral hvac ducts. Insulation it is comparatively easy to insulate a double wall spiral duct compared to a rectangle wall duct. Double wall spiral ducts are as the name suggests comprised of two walls.

Our double wall duct and fittings also control radiated noise better than similar sizes and shapes of externally insulated sheet metal duct. Gasketed up to 36 flanged or spiralmate by ductmate industries connections are also available. Cost dual wall spiral duct is relatively affordable compared to the rectangular wall duct. Spiral sg double wall insulation is a thermal and acoustical rotary process fiber insulation designed for use in double wall spiral hvac ducts.

It is shipped from the factory with the insulation pre installed reducing job site labor costs. Houston texas 77029 phone. First there is the larger duct that s visible to everyone. Duct direct 8610 wallisville rd.

Standard connections are slip fit with couplings. Zen s 1 inch insulation has a thermal conductance of 0 27 btu hr x sq.