Residential weatherization and ventilation subcommittee
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Residential Weatherization and Ventilation Subcommittee. Presentation to the Regional Technical Forum June 28, 2011. 2006 Last version of RTF Residential Specifications Self-propelled subcommittee evolved to RTF contracted management of group in Nov 2010.

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Residential Weatherization and Ventilation Subcommittee

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Residential weatherization and ventilation subcommittee

Residential Weatherization and Ventilation Subcommittee

Presentation to the Regional Technical Forum

June 28, 2011


History

2006 Last version of RTF Residential Specifications

Self-propelled subcommittee evolved to RTF contracted management of group in Nov 2010.

Bi weekly teleconferences, weekly during hot topic season (ventilation) from Dec-May.

Delivered Updates to RTF, presented Jan, May and June

Ventilation Specifications Approved June 2011

These are the remainder of the retrofit specifications, approved line-by-line by subcommittee

Effective April 2012 (plenty of time to train the utilities)

3-year revision cycle begins immediately after adoption.

History

Subcommittee: Residential Weatherization and Ventilation Specifications


General revisions to 2006 specifications

  • Formatting

  • Code references

  • Avoided redundancy

  • Improved detail of installation requirements

    • QC enforcement

    • Durability/occupant safety/energy savings

General Revisions to 2006 Specifications

Subcommittee: Residential Weatherization and Ventilation Specifications


General specifications

General Specifications

  • Inspector qualifications and inspection requirements

  • Whole home mechanical ventilation compliance

  • Indoor air quality forms

  • Installer Certificate/Record

Subcommittee: Residential Weatherization and Ventilation Specifications


General weatherization

General Weatherization

  • Human Contact Areas

  • Electrical Wiring

  • Combustion Appliance Exhaust Ventilation Inspection

  • Carbon Monoxide Detectors

Subcommittee: Residential Weatherization and Ventilation Specifications


Attic and roof insulation

Attic and Roof Insulation

  • Prescriptive air and duct sealing

  • New references to Air Sealing and Mechanical Ventilation sections

  • Conservative safety requirements for heat producing fixtures

  • Attic access varieties

  • Unvented vaulted ceilings

Subcommittee: Residential Weatherization and Ventilation Specifications


Underfloor insulation

Underfloor Insulation

  • Prescriptive air and duct sealing

  • New references to Air Sealing and Mechanical Ventilation sections

  • Underfloor access varieties

  • Insulation support

  • Exterior Perimeter Insulation section removed

Subcommittee: Residential Weatherization and Ventilation Specifications


Wall insulation

Wall Insulation

  • Plugs to be sealed & ready to paint

Subcommittee: Residential Weatherization and Ventilation Specifications


Hvac duct sealing and insulation

HVAC Duct Sealing and Insulation

  • Replace uninsulated flex-ducts with R-8 flex

  • Removed references pointing to code requirements

Subcommittee: Residential Weatherization and Ventilation Specifications


Hydronic and water pipe insulation

Hydronic and Water Pipe Insulation

  • Insulation must be designed & manufactured for purposes of insulating pipes

  • Properly sized pre-formed insulation

Subcommittee: Residential Weatherization and Ventilation Specifications


Windows doors

Windows/Doors

  • Caulking, finish, air sealing, flashing requirements added

  • Re-worded safety glazing requirements

Subcommittee: Residential Weatherization and Ventilation Specifications


Air sealing testing

Air Sealing & Testing

  • New section

  • Define accessible/non-accessible locations

  • Air Sealing Checklist with required sealing locations

  • Testing protocol

  • CAZ test procedure

Subcommittee: Residential Weatherization and Ventilation Specifications


Mechanical ventilation

Mechanical Ventilation

  • Spot & Whole Home mechanical ventilation requirements

  • Ventilation duct installation requirements

Subcommittee: Residential Weatherization and Ventilation Specifications


Appendixes

Appendixes

  • Attic ventilation reference guide

  • Foam plastic insulation installation guidance

  • Glossary

Subcommittee: Residential Weatherization and Ventilation Specifications


Rtf proposed motion

RTF Proposed Motion:

“I ____________move that the RTF adopt the Residential Weatherization Specifications developed by the Residential Weatherization Specification Subcommittee with the following conditions ____________ .”


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