bulk insulation

bulk insulation

[¦bəlk in·sə′lā·shən]
(engineering)
A type of insulation that retards the flow of heat by the interposition of many air spaces and, in most cases, by opacity to radiant heat.
References in periodicals archive ?
- Attic insulation (bulk insulation; insulation kraft coated glass wool, glass wool insulation with strap; glass wool insulation with a vapor barrier aluminum; glass wool insulation 2 crossed coats; panels Isolators Cork, cellulose wadding insulation panels, insulation panels hemp and flax,
Environmental Protection Agency (EPA) does not recommend using paints or coatings in place of traditional bulk insulation. "We haven't seen any independent studies that can verify their insulating qualities," the agency reports.
Additional heating is provided through just one appliance, a rarely used low-wattage ceramic plate heater, backed by a stacked-stone veneer background and bulk insulation.