insulated

protected with a material that prevents heat, sound, electricity, etc. from passing through ห่อหุ้มด้วยฉนวน (ป้องกันความร้อน, กระแสไฟ, รังสีฯลฯ)

The penguin set sail on the New Zealand fisheries vessel Tangaroa on Monday in a custom-made insulated crate.

To make things worse, the unshaded windows allow heat to enter rooms which the insulated walls then prevent from cooling.

The roof is installed with solar panels that generate electricity and hot water; the walls are insulated with Styrofoam