What does unconditioned space mean?


What does unconditioned space mean?

UNCONDITIONED SPACE is enclosed space within a building that is not directly conditioned, or indirectly conditioned.

What is conditioned floor space?

Conditioned floor area (CFA) is the total floor area (in square feet) of enclosed conditioned space on all floors of a building, as measured at the floor level of the exterior surfaces of exterior walls enclosing the conditioned space.

Can a garage be conditioned space?

In either case, the unit would have to serve the garage alone so as not to mix with the air in the house. These units can only be installed in conditioned spaces, so if your plan is to intermittently condition the garage, they won’t do much good, and you’ll probably void the warranty.

Is ceiling plenum unconditioned space?

C. Plenum is a space below an insulated roof and above an uninsulated ceiling. It is an indirectly conditioned space as there is less thermal resistance to the directly conditioned space below than to the ambient air outside.

How do I convert my garage into conditioned space?

How to Make a Garage Conversion a Comfortable Space

  1. Insulate the Walls. Most garage walls and ceilings are not insulated.
  2. Raise the Floor Height. Garages tend to be built lower than the house.
  3. Install Floor Covering.
  4. Install New Drywall or Finish Existing Drywall.
  5. Replace or Insulate the Garage Door.

What is unconditioned attic space?

An unvented attic system relies on an air seal and no vents to make the attic a conditioned space. By using an air-impermeable insulation, like spray foam, on the roof deck will stop any air movement.

Does the plenum need to be insulated?

Supply and return air ducts and plenums shall be insulated with a minimum of R-6 insulation where located in unconditioned spaces and where located outside the building with a minimum of R-8 insulation in Climate Zones 1 through 4 and a minimum of R-12 insulation in Climate Zones 5 through 8.

Do I need permission to convert my garage into a room?

Planning permission is not usually required to convert your garage into additional living space for your home, providing the work is internal and does not involve enlarging the building.

Is a heated garage considered living space?

Because garages, porches, decks, etc. are not considered living area and should never be listed as such.

What do you call the space between ceiling and roof?

Attics are the space between the roof and the ceiling of the highest floor of the house. They’re usually full of insulation, and sometimes heating or air conditioning equipment as well.

What is the purpose of a plenum?

Plenum boxes are usually situated on either side of the fan or heat exchanger and have the important function of bringing in, distributing, and removing air. They are the air’s first stop after being heated or cooled and its last stop before going back into your AC, heat pump, or furnace.

How do you insulate an HVAC plenum?

After sealing ductwork, use spray foam or wrap a flexible insulation product (e.g., reflective insulation, fiberglass batts) around metal supply ducts, plenums and trunks in basements and crawlspaces. Do not use flexible ductwork in crawlspaces, as it can be an entry point into the home for vermin.

Can I put a window in my garage?

Yes, windows are a great addition to a garage. Windows in a garage can increase the curb appeal, adding to the value of your home. Installing a window in your garage also adds natural light. Ultimately, however, it comes down to homeowner preference and what works best for your garage use, style, and budget.

Do I need a fire door into my garage?

Any door leading from your home into an integral garage must be a fire door. In most domestic situations, FD30 (fire doors with a 30 minute fire rating) are sufficient.

Is a garage with a bathroom considered living space?