Attic stairs, especially drop down stairs, are notorious for acting as large holes that leak hot or cold air out.
Energy Guardian Attic Access Cover - Concord Carpenter
LEMOONE Attic Stairs Insulation Cove 25 X54 X11 Door Covera R-Value 15 5 A Class A Fireproof Tent Ladder Cover Kit with Installation at MechanicSurplus.com
Attic Stair Cover : 10 Steps - Instructables
Attic Insulation
Attic Ladder Installation - The Home Depot
Attic Insulation
DYI Attic Ladder Guy
The Energy Guardian Attic Ladder Cover improves your home in three essential ways: (1) reduced utility costs, (2) comfort in all seasons, (3) improved indoor air quality. This industry-leading air seal eliminates drafts in winter and hot-spots in summer-lowering heating and cooling bills. It stops the contaminant pathway of attic dust, allergens, and insulation particles from entering your home. Ensure your home's consistent, long-term energy, comfort and indoor air quality solution.
The Energy Guardian R-38 Attic Ladder Insulation Cover and Air Sealing Kit for Pull Down Ladders with Im 27 in. x 55 in. x 10 in.
Attic Tents, A money saving upgrade
Attic Stairway Insulation Cover - Premium Energy Saving Attic Stairs Door Ladder Insulator Pull Down Tent with Zipper 25 in x 54 in x 11in