How to Build a Cold Frame - This Old House

Senior Technical Editor, Mark Powers uses rot-resistant planks and a salvaged window to build a protective box that extends the growing season. (See below for a shopping list and tools.)
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Shopping List for How to Build a Cold Frame:
- 5/4x6 decking by Cambia: /. Get at least three 8-foot boards.
- Salvaged window sash
- Pavers. Get enough to set beneath each side of the frame.
- Construction adhesive
- 1 5/8-inch deck screws
- 2 1/2-inch deck screws
- Brass sash pull
- 4-inch galvanized strap hinges. Get two to attach the window to the frame
- 4-inch removable-pin hinges. Get one for the inside of each corner to make the frame collapsible.
- 1/2-inch dowel. Get at least 6 feet to make venting poles of various lengths.
Tools for How to Build a Cold Frame:
- Miter saw
- Jigsaw
- Drill/driver
- Straightedge
- Clamps
- Caulk gun
- Garden rake
- Garden spade
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How to Build a Cold Frame | This Old House
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