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What is "insulation"

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insulation
Longman Dictionary of Contemporary English
insulation
noun
COLLOCATIONS FROM CORPUS
■ ADJECTIVE
good
▪ There is obvious merit in good insulation, using only the most efficient kitchen appliances, heating systems and such.
▪ Both turned out to be very good for insulation.
▪ To achieve better insulation performance, there are several possibilities.
▪ They offer the best insulation and absorbency, though they are the most expensive.
▪ Of course we must save 25 percent of energy through better insulation and so on.
▪ Joseph Harker Women have a layer of subcutaneous fat that provides them with better insulation than men.
▪ Standard softboard has good heat insulation properties, and the impregnated version will resist moisture ingress.
▪ It has good insulation and feels very much like a down bag.
high
▪ Three spray levels give good wash results and a high level of insulation means the machine is quiet.
▪ This filling gives a high level of insulation and offers good internal stability.
▪ This approach reinforces the idea of a very high level of insulation, coupled with high thermal mass.
▪ Cellular plastic has a high insulation value, four times greater than similar timber products.
sound
▪ Most houses in Bridge Road have sound insulation, as do some in Medway Road.
▪ There was no sound insulation between flats, a lack of privacy and stress between neighbours.
▪ They did this not by providing sheltered gardens or sound insulation, they just put no windows in the street.
▪ And one final point - is the sound insulation adequate?
thermal
▪ Softboard has a spongy texture, which gives it good sound and thermal insulation properties.
▪ If extra thermal insulation is required flat insulation panels can be laid underneath the profiled Rockwell insulation panels.
▪ Grants may also be available for thermal insulation, or repairs to properties in clearance areas.
▪ The detailed design of the thermal insulation and of the technical elements of the house will be described in the following chapters.
▪ In any case, high-vacuum equipment is needed to ensure adequate thermal insulation.
▪ The ability to operate at these temperatures is advantageous, because liquid nitrogen is cheap and the devices need less thermal insulation.
▪ The remaining third covered anything from thermal insulation and heating through to fire safety and maintenance problems.
▪ The biggest item would be thermal insulation - £5 billion.
■ NOUN
loft
▪ Allow the fluid to dry before laying the loft insulation.
▪ Ensure loft insulation is 6in thick.
▪ Grants are available towards the cost of loft insulation under the Homes Insulation Scheme.
▪ If you are in any of these categories the standard contribution is £10.70 for loft insulation and £7.50 for draft proofing.
▪ Possible applications range from loft insulation to making fitted furniture, so selecting the right board for the job is vital.
▪ Now there's a new, greener loft insulation material, Warmcel, made from recycled, fire-resistant paper.
material
▪ These ranged from fires to defects in pumps and insulation materials.
▪ Down a partly overgrown lane we stop outside a trailer which has a huge panel hanging loose revealing some yellow-green insulation material.
▪ This pinpointed the main problem ara - non-asbestos work resulting in damage to asbestos-containing insulation material.
▪ These ventilation routes must be maintained and kept free of insulation material, birds' nests, junk and so on.
▪ Gloves should be worn when handling insulation material.
▪ In all cases insulation material must not be allowed to block the ventilation openings.
▪ Tax on insulation materials and recycled goods would be eliminated.
▪ Now there's a new, greener loft insulation material, Warmcel, made from recycled, fire-resistant paper.
roof
▪ The work will include cavity wall insulation, roof insulation, double glazing and installation of energy efficient heating systems.
▪ It would be possible to have a greater thickness of roof insulation if a trussed rafter roof were used.
value
▪ Cellular plastic has a high insulation value, four times greater than similar timber products.
wall
▪ The work will include cavity wall insulation, roof insulation, double glazing and installation of energy efficient heating systems.
▪ Built by designer Simon Clark, of consultants Constructive Individuals, it includes 13 new methods of wall insulation.
▪ If you plan to have cavity wall insulation installed, start by approaching your local authority Building control Officer for approval.
▪ Incidentally, cavity wall insulation should be impermeable to water vapour, or interstitial condensation can occur.
▪ Items such as double glazing and cavity wall insulation are standard for middle income homes.
■ VERB
give
▪ Inside layers were made from the same material alternating in 25 layers with Kapton film to give insulation.
▪ These curtains make excellent draught excluders and give extra insulation.
▪ Technical advances in fleece continue apace such as with the stretch version which gives improved insulation and greater mobility through a closer fit.
▪ The verandas were glazed in, giving extra insulation and functioning as a reservoir of heated air for ventilation into the bedrooms.
provide
▪ A comfortable loop pile liner is built into the glove to provide insulation and to prevent condensation.
▪ A concrete ceiling suspended from the roof provides acoustical insulation.
▪ Joseph Harker Women have a layer of subcutaneous fat that provides them with better insulation than men.
▪ The synthetics are cheaper than down however and will provide some insulation even when wet.
▪ This extra truss member was designed to provide full thickness of insulation across the entire width of the house.
▪ The company is providing insulation for trains, a contract worth more than £150,000 per year.
▪ The mats are water-proof, and provide insulation at temperatures even as low as -20°.
use
▪ It would be possible to have a greater thickness of roof insulation if a trussed rafter roof were used.
EXAMPLES FROM OTHER ENTRIES
▪ Blankets provided insulation against the cold.
EXAMPLES FROM CORPUS
▪ By attic ceiling I presume you mean insulation in the roof, between the rafters.
▪ Fit it in place of an existing thinner jacket, and over any shrunk-on rigid foam insulation your cylinder may have.
▪ If extra thermal insulation is required flat insulation panels can be laid underneath the profiled Rockwell insulation panels.
▪ It is as vital as the plastic insulation in a telephone exchange.
▪ Macroconsolidation within organizations provides an ideal breeding ground for insulation, isolation, and illusion.
▪ The breakdown of the insulation layer short-circuits nerve impulses and produces devastating consequences.
▪ Use 3 1 / 2-inch insulation with a foil or paper backing, with the foil or paper facing out.
The Collaborative International Dictionary
Insulation

Insulation \In`su*la"tion\, n.

  1. The act of insulating, or the state of being insulated; detachment from other objects; isolation.

  2. (Elec. & Thermotics) The act of separating a body from others by nonconductors, so as to prevent the transfer of electricity or of heat; also, the state of a body so separated.

  3. The material or substance used to insulate from either electrical or thermal conduction; as, fiberglass is used as thermal insulation in the walls and roofs of houses.

Douglas Harper's Etymology Dictionary
insulation

1848, "act of making (something) into an island," noun of action from insulate. Transferred sense attested by 1798. Electrical sense is from 1767. The concrete sense of "insulating material" is recorded by 1870.

Wiktionary
insulation

n. The act of insulating, or the state of being insulated; detachment from other objects; isolation.

Related phrases:
WordNet
insulation

  1. n. the state of being isolated or detached; "the insulation of England was preserved by the English Channel" [syn: insularity, insularism, detachment]

  2. a material that reduces or prevents the transmission of heat or sound or electricity [syn: insulating material, insulant]

  3. the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity

Wikipedia
Insulation

Insulation may refer to:

  • Building insulation, added to buildings for comfort and energy efficiency
  • Insulator (electrical), the use of material to resist the electric current and magnetism
  • Insulated glazing, an energy saving type of window construction
  • Soundproofing, also known as acoustic insulation, any means of reducing the intensity of sound
  • Thermal insulation, materials used to reduce the rate of heat transfer
Insulation (list of insulation material)

{| class="wikitable sortable" style="font-size: 85%; text-align: center; width: auto;" |+ align="top" | R-values per inch given in SI and imperial units In practice, the values for the materials will have been obtained using different methods. Typical values are approximations based on the average of available figures. Clicking on the RSI column sorts by median value of the range. Clicking on the R-value column sorts by lowest value. |- ! style="width:19em" | Material ! RSI per inch (m· K/( W·in)) ! R-value per inch (ft·°F· h/( BTU·in)) ! RSI per metre (m· K/ W) |- ! | Vacuum insulated panel | || |- ! | Silica aerogel | || |- ! | Polyurethane rigid panel (CFC/HCFC expanded) initial | || |- ! | Polyurethane rigid panel (CFC/HCFC expanded) aged 5–10 years | || |- ! | Polyurethane rigid panel ( pentane expanded) initial | || |- ! | Polyurethane rigid panel (pentane expanded) aged 5–10 years | || |- ! | Foil faced Polyurethane rigid panel (pentane expanded) | || || 45-48 |- ! | Foil-faced polyisocyanurate rigid panel (pentane expanded ) initial | || || 55 |- ! | Foil-faced polyisocyanurate rigid panel (pentane expanded) aged 5–10 years | || |- ! | Polyisocyanurate spray foam | || |- ! | Closed-cell polyurethane spray foam | || |- ! | Phenolic spray foam | || |- ! | Thinsulate clothing insulation | || |- ! | Urea-formaldehyde panels | || |- ! | Urea foam | || |- ! | Extruded expanded polystyrene (XPS) high-density | || || 26-40 |- ! | Polystyrene board | || |- ! | Phenolic rigid panel | || |- ! | Urea-formaldehyde foam | || |- ! | High-density fiberglass batts | || |- ! | Extruded expanded polystyrene (XPS) low-density | || |- ! | Icynene loose-fill (pour fill) | || |- ! | Molded expanded polystyrene (EPS) high-density | || || 22-32 |- ! | Home Foam | || |- ! | Rice hulls | || || 24 |- ! | Fiberglass batts | || |- ! | Cotton batts (Blue Jean insulation) | || |- ! | Molded expanded polystyrene (EPS) low-density | || |- ! | Icynene spray | || |- ! | Open-cell polyurethane spray foam | || |- ! | Cardboard | || |- ! | Rock and slag wool batts | || |- ! | Cellulose loose-fill | || |- ! | Cellulose wet-spray | || |- ! | Rock and slag wool loose-fill | || |- ! | Fiberglass loose-fill | || |- ! | Polyethylene foam | || |- ! | Cementitious foam | || |- ! | Perlite loose-fill | || |- ! | Wood panels, such as sheathing | || || 9 |- ! | Fiberglass rigid panel | || |- ! | Vermiculite loose-fill | || |- ! | Vermiculite | || || 16-17 |- ! | Straw bale | || || 16-22 |- ! | Papercrete | || || |- ! | Softwood (most) | || || 7.7 |- ! | Wood chips and other loose-fill wood products | || |- ! | Snow | || |- ! | Hardwood (most) | || || 5.5 |- ! | Brick | || || 1.3-1.8 |- ! | Glass | || |- ! | Poured concrete | || || 0.43-0.87 |}

Related phrases:

Usage examples of "insulation".

Since the chapel was stone, it provided fairly good insulation, so he did not pick up the blazon of anger from outside until the door opened and Abel entered with his wife, Kadi, and Willa.

The joints had, as Feth expected, shrunk at the seals, and traces of oxides could be found in the insulation.

He hung spread-eagled and imbedded in the fiberfill insulation like a fly in amber, staring blankly at the floor.

It is also proposed to test various kinds of insulation and insulators in this laboratory, and to determine the durability of such insulation in the presence of such corrosive gases and water as are found in mines.

They walked away from the house site, picking their way through piles of construction materials, some of which, like greenboard, polyester insulation, and composite board, had never before been seen on this world.

Furtively, she inspected the homeostatic control box of the tractor, and picked at the frayed, partially incinerated insulation of one of its power cables.

He carefully lined the makeshift iglu with whatever insulation they had, set Carol gently inside, and pulled the hatch over the opening as shelter from the wind.

He was supercharged with violence, like a high-tension power line, and if we cut through his insulation, either by insulting him or talking back or giving the slightest indication that we thought ourselves superior to him, he would deliver a megavolt assault that we would never forget.

He said it as he and Ricky walked across concrete to go back to sweeping and fire watching amongst the jungles of wire and insulation and pipes and pvc being bent across tailpipes of generators of joy juice.

To insulate the human body from extreme temperatures ranging from -250 to 250 degrees Fahrenheit and to maintain pressure against the vacuum of space, the suit was constructed of multiple layers of aluminized Mylar insulation, nylon ripstop, an Ortho-fabric cover, and a pressure-garment bladder.

Lacking insulation of any kind, the sievelike walls admitted icy draughts of wind and moisture.

Without foam insulation the subfreezing temperatures of the deep would condense the moisture from their breathing and ice up the hull.

All three of them were dressed identically, wearing a superstrength olive-green one-piece anti-projectile suit, covered with an outer insulation layer to diffuse beam weapons.

A series of tests as to the ability of the insulation of electric wiring to withstand the attacks of acid mine waters is in progress, which will lead, it is hoped, to the development of more permanent and cheaper insulation for use in mine wiring.

He could not move in the balloonlike insulation, but weightlessness claimed him for two or three seconds before the engines began to roar.