If you have a project that was affected by heat loss the Fakro 10 ft. Wood Super-Thermo Insulated Attic Ladder is a great solution. This ladder creates a barrier between cool attic and the heated area beneath. You have the ability to adjust the latter between 7 ft. and up to 10 ft. You will save energy due to heat loss by using this latter and it has a R-value of 12.5.

Fakro 66894 LWT Wooden Insulated Attic Ladder 300lbs
$84.16