Pre-Weatherization Barrier Mitigation

Abatement & mitigation rebates for commercial weatherization projects.

Back to Building Insulation & Weatherization

Remove asbestos, vermiculite, and knob and tube wiring to allow for weatherization installation.

For buildings with a commercial meter, the Sponsors of Mass Save offer incentives for the following abatement and mitigation:

Removal of vermiculite/ asbestos
Removal of knob & tube wiring
Knob & tube wiring verification

If vermiculite or asbestos is present, it must be abated prior to the insulation work. Knob and tube wiring (outdated electrical wiring) must also be remediated for safety purposes prior to insulation upgrades. Rebates are available to help address these pre-weatherization barriers.

Pre-Weatherization Barrier Mitigation Rebates Less than 8,000 sf
For Commercial Buildings < 8,000 sf	Total Rebate Cap of $16,000	Total Measure Cap
Asbestos/Vermiculite Mitigation	$1 per square foot	$4,000
Knob and Tube - Verification	—	$2,000
Knob and Tube -Rewiring	$3 per square foot	50% of rewiring cost

Pre-Weatherization Barrier Mitigation Rebates Greater than 8000 sf
For Commercial Buildings > 8,000 sf	Total Rebate Cap of $30,000	Total Measure Cap
Asbestos/Vermiculite Mitigation	$1 per square foot	$10,000
Knob and Tube - Verification	—	$4,000
Knob and Tube -Rewiring	$3 per square foot	50% of rewiring cost

Before Abatement is Completed:

Submit the rebate form without the contractor signature along with the “Before Abatement Documentation” required (see rebate form) to your Mass Save Sponsor. If you heat using natural gas, submit this form and documentation to your gas Sponsor.
a. Retain a copy of the form to complete and submit after abatement has been completed.
If your application is approved for the abatement rebate, you will receive an email detailing the amount you will receive and can then move forward with the abatement.

After Abatement is Completed:

Complete the knob and tube wiring, asbestos or vermiculite abatement work before the insulation and air sealing work.
Once the abatement has been completed, submit the “Abatement Completion Confirmation” section of the application with the contractor’s signature(s) along with the “After Abatement Documentation” required to the Sponsor(s) who provided the abatement rebate approval. Payment will be made to the Payee listed on the application within 30 days of receipt of completed application and associated “After Abatement Documentation”.
Complete the agreed-upon insulation and air sealing weatherization work incentivized by the Mass Save Sponsors within 12 months.

For a full list of eligibility requirements, please reference the rebate form.

Offers valid only for commercial & industrial customers in Massachusetts where Berkshire Gas, Cape Light Compact, Eversource, Liberty Utilities, National Grid or Unitil are the electric or gas Sponsor. Please use the Find Your Sponsor tool for contact information.

To receive a rebate for an abatement, project must have a signed weatherization proposal in place for work that will be receiving a rebate from a Sponsor of Mass Save. Abatement work must be completed prior to completion of weatherization work.
For customers of Berkshire Gas, Liberty Utilities, or Unitil territories, notification of project prior to installation is required.

If customer does not install weatherization measures as indicated on the signed weatherization proposal within twelve (12) months of receiving the abatement rebate; the customer will be liable to repay the abatement incentive to the Mass Save Sponsor.