Grundy County Rural Electric Cooperative customers, Iowa · Rebate
Insulation and Weatherization Rebate
Run by Grundy County Rural Electric Cooperative
Grundy County REC refunds 40% of insulation materials (up to $600) and weatherization or duct insulation materials (up to $200) in existing homes with metered electric heat, or 20% (up to $300 and $100) with non-electric heat and central air.
Amounts
How much you get
Materials only (no labor), existing homes only, per structure in a calendar year. The amount depends on which of these fits your install.
| What you install | You get |
|---|---|
| Metered electric heat: insulation materials | 40% |
| Metered electric heat: weatherization or duct insulation materials | 40% |
| Non-electric heat with central AC: insulation materials | 20% |
| Non-electric heat with central AC: weatherization or duct insulation materials | 20% |
Eligibility
Do I qualify?
You need to meet all 3 of these.
Member receiving electric service from Grundy County Rural Electric Cooperative at the address where the equipment is installed.
Existing homes only; new construction doesn't qualify.
The home needs a metered electric heat system or central air conditioning.
Equipment
What equipment counts
Applying
How to apply
You apply by mail.
- Fill in the rebate form.
Include a dated, itemized sales receipt (and ENERGY STAR documentation for appliances).
- Mail or bring it to the co-op.
303 North Park Ave., PO Box 39, Grundy Center, IA 50638.
- Receive the rebate.
Paid as a bill credit or check.
Forms and instructions, including for applying by mailRebate Forms - Grundy County REC · Grundy County Rural Electric Cooperative Insulation and Weatherization rebate form
Questions about applying319-824-5251
Stacking
Use it with
Your address
Next steps
Check that it covers your address. Then, if you want, ask for a contractor quote.
Is it available at your address?
Before anything else
Your quote request is in If a contractor we work with serves your ZIP, they can contact you. We take one request per person; contact us to change it.
Get an email if this program changes
We'll write if its amount, status or deadline changes. Nothing else.
FAQ
Questions
How much does Insulation and Weatherization Rebate pay?
Up to $600 back.
Do I need to be a Grundy County Rural Electric Cooperative customer?
Yes. It’s only for homes in Grundy County Rural Electric Cooperative customers, Iowa. See Do I qualify for the details.
Is it still available?
Yes. It was open when we last checked, on October 28, 2026.
Plain words
Words used on this page
References
Sources
This page is built from these official pages, run by the program itself.
- Rebate Forms - Grundy County REC
- Grundy County Rural Electric Cooperative Insulation and Weatherization rebate form
When one of these pages changes, we re-check this page against it.
Nearby
More in Iowa
All of Iowa
Weatherization Assistance Program
Work done at no cost
Free energy efficiency and safety upgrades, such as attic and wall insulation, air sealing and furnace work, for Iowa homeowners and renters with income at or below 200% of the federal poverty level. Apply at your county's Community Action Agency.
Checked Oct 28, 2026
Heartland Power Cooperative customers, Iowa
2026 Energy Efficiency and Conservation Incentives
Up to $1,000 back
Heartland Power Cooperative members get 2026 rebates of $25 to $1,000 on ENERGY STAR appliances, appliance recycling, water heaters, heat pumps ($200 to $400 per ton), windows, smart thermostats, EV chargers and audit-recommended improvements.
Checked Oct 28, 2026
Algona Municipal Utilities customers, Iowa
Algona Municipal Utilities Energy Efficiency Rebates
Up to $1,500 back
Algona Municipal Utilities customers can get rebates on air-source and mini-split heat pumps ($400 to $600 per ton), geothermal ($800 to $1,000 per ton), central air ($200 to $600), heat pump water heaters ($300 or $500), floor and rim joist insulation, efficient windows and patio doors, smart thermostats ($75), Level 2 EV chargers ($250) and ENERGY STAR washers.
Checked Oct 28, 2026