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Claim This BusinessThermal Nest Insulation of Simi Valley delivers professional insulation services to homeowners across the Simi Valley region, including Moorpark and Thousand Oaks. With a perfect 5.0-star rating from 25 verified client reviews, this locally-operated contractor has built its reputation on transforming older homes into energy-efficient sanctuaries. The team specializes in both attic insulation upgrades and crawlspace sealing, addressing the unique climate challenges that Simi Valley residents face during intense summer heat waves and winter temperature dips.
What distinguishes Thermal Nest from typical insulation contractors is their diagnostic precision and comprehensive approach. Multiple reviewers highlight how the crew uncovered hidden issues that homeowners themselves had missed, including improperly vented bathroom fans redirecting moisture into attic spaces. The team addresses these foundational problems before installing insulation, ensuring optimal R-values up to R-44. Their work emphasizes air sealing alongside insulation, creating a complete thermal envelope that keeps homes cooler in summer and warmer in winter without driving up utility costs.
Client stories reveal technicians who arrive prepared and treat every property as if it were their own. Viviana Juan notes the team provided a clear, detailed plan before work began. Alma Raphael's review describes a crew that protected belongings and left the worksite immaculate. Mila Zaria discovered Thermal Nest caught a critical venting problem that would have caused future mold issues, addressing it during the same project. Homeowners managing rental properties, like Sasha Shiloh, return to Thermal Nest for repeat work on multiple units, confident their tenants will experience measurable comfort improvements.
All twenty-five reviewers award perfect 5-star ratings, with multiple clients specifically praising the team's diagnostic skill in uncovering hidden problems like improper vent routing and air bypasses. Six reviewers mention significant reductions in cooling bills and tangible comfort improvements within the first season after installation.
| Sunday | 7 AM–7 PM |
| Monday | 7 AM–7 PM |
| Tuesday | 7 AM–7 PM |
| Wednesday | 7 AM–7 PM |
| ThursdayToday | 7 AM–7 PM |
| Friday | 7 AM–7 PM |
| Saturday | 7 AM–7 PM |
Complete attic insulation upgrades including removal of settled material, air sealing, and installation to R-44 specifications.
Sealing and insulating crawlspace areas to prevent moisture intrusion and improve overall home thermal performance.
Identifying and sealing all bypasses, gaps, and air leakage points throughout the thermal envelope.
Diagnosing and rerouting improperly vented exhaust fans that direct moisture into attic or wall cavities.
Comprehensive assessment of current insulation R-values, vent condition, and identification of hidden problems.
Advisory services helping homeowners understand insulation upgrades and projected bill savings.
Insulation installation services for newly constructed residential properties in the Simi Valley area.