What LLMs cite
Is blown-in insulation worth it for older homes
From recent prompt runs · US · Updated October 25, 2026
GEOGrow tested this high-intent customer question across Gemini, ChatGPT, and Perplexity. Rankings below show which companies appeared most often in those responses — not who is independently the best.
Top brand
GreenFiber
Leads across all key metrics
AI engines mentioning
1 of 3
GreenFiber appears in 1 of 3 AI engines
#1 recommendations
1
GreenFiber was the #1 recommendation once.
AI answer share
33%
GreenFiber appears in 33% of answers in our tests
Top AI Answers
Which companies appear most often in AI responses?
Updated October 25, 2026
| # | Company | AI engines mentioning | #1 recommendations | AI answer share |
|---|---|---|---|---|
| 1 | GreenFiber Claim your company | 1 of 3 | 1 | 33% |
| 2 | Greenfiber SANCTUARY Claim | 1 of 3 | 1 | 33% |
| 3 | U.S. Department of Energy Building Science Education Solution Center Claim | 1 of 3 | 1 | 33% |
| 4 | Owens Corning Claim | 1 of 3 | 0 | 33% |
| 5 | Owens Corning AttiCat Claim | 1 of 3 | 0 | 33% |
| 6 | ENERGY STAR Claim | 1 of 3 | 0 | 33% |
| 7 | Johns Manville Claim | 1 of 3 | 0 | 33% |
| 8 | CertainTeed InsulSafe SP Claim | 1 of 3 | 0 | 33% |
What Each AI Recommended
Recent answer snapshots by engine.
ChatGPT
- 1. Greenfiber SANCTUARY
- 2. Owens Corning AttiCat
- 3. CertainTeed InsulSafe SP
- 4. Johns Manville Climate Pro
- 5. Knauf EcoFill Wx
- 6. USA Insulation
+5 more in this answer
Gemini
- 1. GreenFiber
- 2. Owens Corning
- 3. Johns Manville
- 4. USA Insulation
- 5. RetroFoam
- 6. Rockwool
+5 more in this answer
PerplexityWhat LLMs cite
Sources cited in the most recent prompt runs for this question. The mix varies by engine.
- reddit.com Is it possible to insulate and old house? Is it worth it? - Reddit
- airworkssolutions.com Everything You Need to Know About Blown-In Insulation
- angi.com Blown-In Insulation: What You Need to Know
- angi.com How Much Does Blown-In Insulation Cost?
- bignewsnetwork.com Why Blown
- blownrightinsulation.com The ROI of Blown-In Insulation - How Much Can You Save?
- bsesc.energy.gov Blown Insulation in Existing Attics
- consumerreports.org Tip of the day: Add insulation to lower your heating bills
Who's Winning in AI?
AI Leaderboard · Based on this buyer question
GreenFiber currently leads this conversation. AI visibility leadership is valuable — but competitive markets shift fast.
GreenFiber currently leads this conversation.
- #1 GreenFiber 33%
- #2
- #3
- #4 Owens Corning 33%
- #5
- #6 ENERGY STAR 33%
- #7 Johns Manville 33%
- #8
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How We Measure AI Answer Share
AI Answer Tracker by GEOGrow measures how companies appear when high-intent customer questions are asked across supported AI platforms. Results are observational snapshots and can vary by model, location, personalization, source availability, and date.
AI Answer Share is weighted recommendation appearances divided by all possible recommendation opportunities. Rankings shown here represent the responses collected during the stated research period and are not endorsements by GEOGrow. Method: 3 independent AI observations.
- Question tested
- Is blown-in insulation worth it for older homes
- Market
- US
- AI engines
- Gemini, ChatGPT, and Perplexity
- Research date
- October 25, 2026