Thinkstock images comstock getty images the impact of the finished floor level is that the difference between the structural floor level and the finished floor level may require the removal of a portion of the bottom of doors.
Definition finished floor level.
Ffl finished floor level.
Below the elevated floor including an attached garage the enclosure or garage floor becomes the lowest floor for rating if any of the following conditions exists.
The inner skin is made up of insulated spandrel elements and a low emissivity double glazed unit 1200mm in height set 900mm above the finished floor level shading blinds sit in the cavity between the two skins to provide both solar shading and glare control.
Or the unfinished enclosed space is used for other than building.
An enclosure below an elevated building even if it is the lowest floor for rating purposes cannot be counted as a floor to avoid classifying the building as low rise.
Also finish floor can be confused with the finish of a floor such as stains and lacquers.
A ceiling height of 8 is not a true 8 at a granite floor finished area compared to the ceiling height at the exposed cement finish area.
Per say the floor finish level is 50 mm generally above the concrete mother slab level.
Ssl structural slab level.
The enclosed space is finished having more than 20 linear feet of interior finished wall paneling etc.
So in concrete construction it may be the uppermost surface of a screeded finish or in timber construction ffl will denote the top level of floorboards chipboard or ply decking.
For me all floor finishes must be at the same level to eliminate awkward transition strips or ramps between 2 different materials.
Finished floor level or ffl is the height of the floor and flooring materials.
Usually floor covering is a more precise term than finish floor since the flooring tends to cover another structural layer of flooring.
In many cases the elevation of the finish floor is a benchmark elevation with other dimensions noted as aff or above this finish floor height.
Definition of aff above finish floor in construction abbreviation used on construction plans and contract documents to indicate an elevation above the finished floor.
Finished floor level ffl refers to the uppermost surface of a floor once construction has been completed but before any finishes have been applied.