About: energy efficient improvement

Head noun: energy
Postmodifier: efficient improvement

Same concepts

Broader concepts

label	provenance	confidence

Narrower concepts

label	provenance	confidence
new window	isap:394322159	0.696392
water heater	isap:393356951	0.531861
insulation	isap:253977569	0.453863
caulking	isap:479645669	0.211153