4.1302.1 Prepare Belly Floor Cavity for Insulation

Topic: 
Floors
Subtopic: 
Manufactured Housing Belly Preparation
Desired Outcome: 
Belly floor cavity ready for insulation
TitleSpecification(s)Objective(s)
4.1302.1a
Work assessment

Gas, water, waste, and electrical lines will be checked for:

  • Plumbing leaks
  • Gas/oil leaks
  • Attachment
  • Standing water
  • Raw sewage
  • Pests

Ensure that floor space is safe and ready for work

Verify scope of work

4.1302.1b
Preparation

Where bottom board/rodent barrier is missing or damaged and accessible, the following will be ensured:

  • Duct sealing completed
  • Gas, water, and electrical lines secured at least every 4' to a floor joist or framing member
  • Water line will be located on the warm side of the insulation; if not, the water lines will be insulated appropriately
  • No water or gas leaks are present
  • Waste lines are sloped to ΒΌ" per foot
  • Bottom board/rodent barrier is sound/strong enough to support insulation

When bottom board is intact, the following will be ensured:

  • Holes and penetrations in the bottom board and decking sealed
  • Duct sealing completed
  • No water or gas leaks present
  • Bottom board is sound/strong enough to support insulation
  • Water lines are secured to the floor joists/warm side of the insulation; if not, the water lines will be insulated appropriately

Problems will be corrected before floor cavity insulation work begins

Ensure problems are corrected before floor cavity insulation work begins

Keep pipes from freezing