断熱材(だんねつざい)

だんねつざい
noun
insulation material; thermal insulation
formalbuildingmaterial
1. insulation material; thermal insulation
material used to reduce heat transfer, commonly used in buildings to maintain temperature
壁(かべ)に断熱材(だんねつざい)を入(い)れる。
To put insulation in the walls.
断熱材(だんねつざい)の種類(しゅるい)によって効果(こうか)が異(こと)なる。
The effectiveness varies depending on the type of insulation material.
古(ふる)い家(いえ)は断熱材(だんねつざい)が不足(ふそく)していることが多(おお)い。
Old houses often lack sufficient insulation.

断熱材(だんねつざい) refers to materials used to prevent heat transfer in buildings, reducing energy loss.

Etymology

断(だん) (cut/block) + 熱(ねつ) (heat) + 材(ざい) (material)

Types

Common collocations

Related words

Related Words

Related: 気密性(きみつせい) (airtightness)
Related: 保温(ほおん) (heat retention)
Compare: 絶縁体(ぜつえんたい) (insulator (in physics, electrical))
general
Added 2026.1.25 10:23 · Revised 2026.9.2 13:01
08000/08079_dannetsuzai