Strictly speaking the subfloor is the thick structural layer that rests directly on the floor joists the structural ribs of a floor frame underlayment is a thinner material that lies over the subfloor.
Commonly used plywood for flooring.
The subfloor is the decking installed on top of flooring joists.
It is an ideal building material for subfloors.
Exterior plywood is a better choice for bathrooms kitchens and any other rooms exposed to water and moisture.
The most common plywood uses include support for floors walls roofs and garages in residential construction.
Plywood makes up most of the walls and floors in attics and are sometimes found in laundry rooms closets and other.
Engineered wood laminate flooring and hardwood flooring.
Underlayment is not subflooring.
When used in flooring plywood functions as the subfloor that supports hardwoods tile and carpet floors.
The thickness of plywood.
When it comes to subfloors that go down on top of the floor joists between the joists and the finish material plywood is the preferred choice.
Basements are not recommended for plywood flooring because they re typically a bit damp and a concrete floor can transfer moisture from the soil to the plywood which could cause it to.
Structural plywood is good for rooms.
The finished floor is then installed on top of the subfloor.
Unlike traditional plywoods which laminate multiple layers of veneer osb uses wafers that are pressed together with a binder to form the panel.
The recommended thickness of the plywood subfloor is governed by the spacing of the joists.
Osb is an engineered structural panel.
Properties of plywood a plywood subfloor consists of three or more thin layers of wood known as veneers attached together with glue.
What size plywood do i use for a subfloor.
Often the terms subfloor and underlayment are used interchangeably.
Plywood is a necessity for many projects from building cabinetry in the laundry room to building your dream gazebo in the backyard.
However if you re not an experienced plywood shopper the numerous options at the hardware store can seem overwhelming.