Construct an Attic Stairs Cover Box

撰稿EERE能源办公室美国能源部

To insulate your attic stairs access, you can construct a lightweight, moveable box that will rest on the stair frame from the attic side.

Construct an Attic Stairs Cover Box

Pay careful attention to inside and outside dimensions plus height requirements for the specific measurements of the attic staircase being installed. The cover box should rest squarely on top of the attic stairs frame. Shim and seal the gap between the frame and rough opening and install weatherstripping.

所需材料

You'll need the following materials to construct an attic stairs cover box:

  • 4x8 foot sheet of 1/2-inchrigid foam board要么纤维ductboard绝缘
  • Insulation棉絮(可选的)
  • Duct sealing mastic or construction adhesive
  • 1-inch roofing nails (8d or 16d)
  • Tape measure, sharp utility knife, and straight edge; or table/circular saw
  • Weatherstripping或衬垫材料用粘合剂。

Instructions

为1/2英寸的刚性隔热的单,4X8脚片使用的模板中下图,裁片用于箱532分之1英寸长(511/2英寸内),24 3 / 4-英寸(内部22 3/4英寸),和深度内的9英寸。这个盒子将适合的楼梯由24 3/4英寸的53英寸半的外框架的尺寸。调整尺寸,以适应正在安装的特定楼梯。的内部和外部尺寸仔细测量到合适的长度,宽度,和深度的间隙,以覆盖框。

Template showing the following pieces cut from a 4 foot by 8 foot  sheet of half-inch rigid insulation for a box 53 1/2-inches long (51  1/2-inches inside), 24 3/4-inches (22 3/4 inches inside), and 9 inches  of depth inside: Two end pieces, 9 1/2 inches by 24 3/4 inches; two  small end pieces, 9 inches by 23 3/4 inches; two side pieces, 9 1/2  inches by 52 1/2 inches; two small side pieces 51 1/2 inches by 2 1/2  inches; one cover piece, 52 1/2 inches by 23 3/4 inches; one brace, 23  3/4 inches by 2 1/2 inches. The caption reads: All pieces can be cut out  of a 4 foot by 8 foot sheet of rigid insulation. Use a table saw for  smooth, accurate cuts.

Create the box as shown in the illustration below:

  • 应用粘合剂/胶粘剂和使用瓦楞钉来构建所述两个端部和两个侧片。
  • Assemble the side and end pieces into a box using adhesive and longer nails.
  • Add the center support brace and cover piece with glue and nails.
  • Glue a faced insulation batt to the cover piece with adhesive applied to the paper backing (optional).
Diagram showing the construction of an attic stairs cover box  using the materials cut from the template above. The larger side and end  pieces form the outside of the box, and the smaller side and end pieces  fit inside to form a second layer. The brace is placed in the cutouts  in the smaller side pieces, and the cover drops into the top of the box.  The length between the outside edges is 53 1/2 inches, and the width is  24 3/4 inches. The length between the inside edges of the outer layer  of board is 52 1/2 inches, and the width is 23 3/4 inches. The length  between the inside edges of the inner layer of boards is 51 1/2 inches,  and the width is 22 1/2 inches. The box is secured together with one  nail at each corner, one nail on each end of the brace, and three nails  on each inside end board. The caption reads: Assemble side pieces, end  pieces, and brace as shown. The cover piece will drop in and be attached  with adhesive and nails.

文章来源:能源效率的能源办公室美国能源部可再生能源(EERE)。对于最先进的最新信息,请访问EERE网站.
Last modified on Mon, Oct 25, 2010