Subfloor Over Concrete Garage Floor

The garage floor is a concrete slab on grade.

Subfloor over concrete garage floor.

Floated subfloor alternate subfloor glue down sub floor and the nail down subfloor system. Some garage flooring options are designed to be installed directly on a concrete surface. Subfloors are strong versatile and very durable. Nail cross blocking boards to hold the joists together every 4 feet.

Others require some type of subfloor to protect them from the effects of cold damp concrete. Needless to say our heating bill for the winter was very high. A little bit of work now will make a big difference in the long run. Get a comprehensive breakdown on which materials to use what to take into consideration and what steps to take for four subfloor systems.

Learn how to install beautiful hardwood floors over a concrete slab. On wood frame floors the subflooring provides a continuous structural surface over the floor joists. The subfloor is the foundation beneath finish flooring materials. How to install a glued subfloor over concrete.

The underlayment exists to create an air filled gap between the concrete below and the subflooring which will help to insulate the floor and keep the room warmer. Install either 2 by 2 2 by 4 or 2 by 6 joists over the garage floor depending on how much room you have floor to ceiling. Place them 16 inches apart. Lay the joists on edge across the width of the floor.

Install a wooden subfloor to help insulate flooring from cold concrete. The walls and roof have been insulated with fiberglass batt insulation and we are in the process of insulating the floor. The garage conversion requires the floor to be raised to match the house so first job is to build a suspended floor. The taller the joists the more room for insulation and warmth of the floor.

Check your flooring manufacturer s recommendations to ensure you re using a proper subfloor. Use a 6 staple pattern at the perimeter of the subfloor. In basements and in homes with slab on grade foundations the subfloor may simply be a concrete slab. Additionally the underlayment is always a waterproof material that will create a waterproof barrier.