Attic Size For 1500 Sq Ft House

If there is poor insulation efficiency in your home its best to estimate higher tonnage.

Attic size for 1500 sq ft house. 30 feet x 50 feet 1 500 square feet. Building codes typically echo the administration s guidelines. Determine the home s cubic measurement by multiplying the square footage by ceiling height. House divided by 600 3 6666.

Remember the minimum area requirement when using a continuous system is a ratio of 1 300. Example 20 wide by 50 long attic. Use the old school equation. It s key to think big when you re planning how to use your 1 500 square feet.

So for instance a 1 500 square foot home would look something like this. As an example let s use a home that measures 2200 square feet has an average floor to ceiling height measurement of 8 feet and a whole house fan with cfm rating of 1600. Ok so now we know the square footage of the attic area to be ventilated. There are two different ways to get a ballpark size estimate for your house and one more precise way that we will discuss in this section.

Design rooms that are large but can have multiple purposes like a few oversized rooms each with multiple purposes. Replumbing a 1 500 square foot home costs between 2 280 and 4 080 or 0 40 to 2 00 per linear foot depending on the type of pipe used. House square footage times 30 divided by 12 000 1 0 required tonnage. Ventilation area in square feet.

In the example above you would estimate a 4 ton unit for a poorly insulated 2 200 sq ft. House square footage ac unit size estimate. Now let s figure out how much ventilation space we need. For instance if your house has an overall floor area of 1 500 square feet and 8 foot ceilings multiply 1 500 by 8 to get 12 000 cubic feet of volume.

So you would want to install a 3 5 ton unit. To determine the size of your attic multiply the width by the length of the attic floor in feet. For example a 2 200 sq ft. Attic area in square feet.

For a single story house this is usually the same as the square footage of the house itself plus any attached garage area. 2200 square foot home x 8 inch ceiling height 17600 cubic feet. Cost to replumb a house. Net free area in square inches.

An accurate estimate depends on the number of bathrooms how far they are from the kitchen where the laundry room is and the number of fixtures. Multiply the volume by 30 to get 360 000. The federal housing administration recommends 1 square foot of attic ventilation for every 150 square feet of attic space.