subfloor

Under the flooring

A subfloor is the structural layer of flooring laid directly over floor joists, beneath the finished flooring surface.

Typically made of plywood or oriented strand board, it provides the foundation for hardwood, tile, carpet, or other visible flooring materials: The contractor discovered water damage in the subfloor.

construction

underlayment

Base layer beneath flooring

  • plywoodEngineered layered wood panels
  • OSBCompressed wood strand sheet
  • joistsHorizontal building beams

sheathing · decking · installation · nailing · screwing · leveling · adhesive · panels · thickness · spacing

materials

plywood

Engineered layered wood panels

hardboard · cement board · concrete · lumber · sheets · panels · wood · composite · engineered · moisture-resistant

soundproofing

acoustic

Relating to sound

dampening · cork · rubber · soundboard · isolation · vibration · transmission · deadening · barrier · absorption

problems

squeaks

Sharp, high sounds

rot · mold · mildew · warping · buckling · unevenness · gaps · cracks · water damage · termites

Categories
Opposites
vertical position in flooring system

subfloorflooring

Surface underfoot material

hardwood floor · tile floor · carpet · laminate · vinyl flooring

visibility/finish status

subfloorfacade

Deceptive outward appearance

Family

subfloors, subflooring

Familiarity
Top 200,000
Profile
Used worldwide · Timeless · Concrete · Rated G