Making A Sub Floor Above Garage

Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system.

Making a sub floor above garage.

Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems. Also consider space saving options like spiral staircases or pull down units. The garage floor is a concrete slab on grade. Install 4 by 8 foot sheets of particle board or plywood over the joists.

For most the space above a garage is usually an unfinished attic. Air seal the floor above a garage when there is living space above the garage and make sure floor insulation is in full contact with the underside of the subfloor. Needless to say our heating bill for the winter was very high. An apartment over a garage will allow you to welcome your family and friends in a private location without them bothering you or vice versa.

Turning it into a living space is just a matter of finishing it off. The walls and roof have been insulated with fiberglass batt insulation and we are in the process of insulating the floor. Fasten with wood screws. Average cost of adding a bonus room above a garage for all the reasons mentioned above the cost of finishing a bonus room above your garage can vary.

Seal all seams gaps and holes in the subfloor air barrier with caulk or foam. Local and national codes contain specific requirements for framed floors and you should consult your local building department before beginning this project. The procedure for installing a floor structure over a slab with 2 by 6 joists can be adapted to larger joist sizes if more subfloor space is required. If you are self employed this is a good way for you to create a work space a little removed from the commotion of the house especially when your children are young.

This is calculated from standard costs for all of the. An office to meet your clients. Learn how to install beautiful hardwood floors over a concrete slab. It can have a finished closed in look or can open to the garage.

An engineer will need to verify that the garage s existing framing and foundation can bear the weight of an addition. Again allow about a 1 2 inch expansion space from the garage walls. Air seal rim joists and any holes in the top plate of the garage walls. Decide on whether to install carpet wood or tile flooring over the sub floor.

According to salter spiral stair the approximate cost of finishing the bonus room over your garage is approximately 35 per square foot.