4.1301.1 Standard Floor System—Batt Installation

Topic: 
Floors
Subtopic: 
Accessible Floors
Desired Outcome: 
Consistent, uniform thermal boundary Thermal boundary The separation between the interior and exterior environments of a building that slows heat flow between conditioned and unconditioned space to prescribed R-value of an adjoining insulated assembly
TitleSpecification(s)Objective(s)
4.1301.1a
Sealing

Sealing the floor system will be completed before insulating

Ensure airtight envelope Envelope The separation between the interior and exterior environments of a building that includes a combination of air and thermal barrier

Prevent leakage

4.1301.1b
Installation

Insulation will be installed in contact with subfloor without gaps, voids, compressions, misalignments, or wind intrusions

If kraft-faced batts are used, they will be installed with kraft facing to subfloor

Insulation will be installed to prescribed R-value

Insulate to prescribed R-value

4.1301.1c
Securing batts

Batts will be secured with physical fasteners

Ensure insulation remains in contact with subfloor

4.1301.1d
Occupant education

A dated receipt signed by the installer will be provided that includes:

  • Coverage area
  • Thickness
  • R-value
  • Document job completion to contract specifications

    Confirm amount of insulation installed

    Comply with 16 CFR 460.17