All State Insulation

All State Insulation holds a perfect 5.0-star rating across 34 verified client reviews in Fremont, California, where the business is headquartered. This insulation contractor serves residential clients throughout the Bay Area, handling projects ranging from attic insulation upgrades to complete wall and crawl space encapsulation. The company operates Monday through Saturday from 7:30 AM to 7:30 PM, with Sunday availability from 9 AM to 5 PM, accommodating schedules for homeowners who need service outside standard business hours.

What distinguishes All State Insulation from competitors is their thorough approach to every project. Multiple reviewers note the crew uses protective tarps and plastic sheeting to safeguard carpets and furniture during installation, a detail that reflects their commitment to leaving homes exactly as they found them. The company handles full-service insulation projects including air sealing, R-38 batting installation, crawl space cleaning, and rodent-proofing services. Homeowners report immediate improvements in temperature consistency and draft reduction following installation, indicating the company delivers measurable energy-efficiency results.

Reviewers describe specific scenarios that illustrate the company's service standards. One client recounted how the crew arrived on time, laid protective coverings throughout the home, removed old attic insulation without leaving debris, and installed new R-38 batting before thoroughly cleaning the space. Another homeowner noted the team completely cleaned their crawl space, installed fresh insulation, and rodent-proofed the area. A third reviewer mentioned air sealing all open spots in their attic and installing new insulation with results becoming noticeable right away. The common thread across these accounts involves professional conduct, meticulous cleanup, and tangible improvements in home comfort.