Insulation is a system designed to reduce ... R-value coming in between R-4 and R-6.5 depending on the thickness and quality of the material. A 1 in. x 4 ft. x 8 ft. polystyrene foam board with ...

Chevy offers an interior on par with the competition, but its flinty ride and questionable styling hold it back. The powertrains are solid, but it could use a more efficient hybrid option.

Chevy offers an interior on par with the competition, but its flinty ride and questionable styling hold it back. The powertrains are solid, but it could use a more efficient hybrid option.

* Companies marked with an asterisk had less than 12 months of revenue in the 2017 financial year, but still passed $100,000 revenue. ** Companies marked with a double asterisk have been acquired ...