The Best Insulation Contractors in Williamsport, OH

Compare the highest-rated insulation professionals in Williamsport, Ohio. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

EverDry Waterproofing & Insulation

4.8
(250 reviews)
Verified

A highly reputable, family-owned company known for its comprehensive home energy solutions. While they have a strong focus on waterproofing, their insulation division is robust and professionally managed. They are a certified Owens Corning installer and excel at creating complete thermal and moisture barriers for basements, crawl spaces, and attics.

1 East Campus View Blvd, Columbus, OH 43235 (Serves Williamsport and central OH)

Specialties & Features

Basement and crawl space insulation
Spray foam insulation
Air sealing services

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Central Ohio Heating & Insulation

4.7
(180 reviews)
Verified

A dedicated insulation and HVAC service company with a strong local presence in central Ohio. They are well-regarded for their expertise in both new installation and retrofit projects, particularly in blown-in and batt insulation for attics and walls. They offer energy audits and are knowledgeable about local utility rebates.

1334 Stoneridge Dr, Pickerington, OH 43147 (Serves the Williamsport area)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

The Insulation Man, LLC

4.6
(90 reviews)
Verified

A specialized contractor focusing almost exclusively on insulation services, which allows for deep expertise and competitive pricing. They are known for thorough insulation removal and replacement projects and are proficient in all major insulation types, including cellulose and fiberglass blown-in. They serve both residential and light commercial clients throughout the region.

11445 Lithopolis Rd NW, Lancaster, OH 43130 (Serves Pickaway County and Williamsport)

Specialties & Features

Insulation removal and replacement
Wall insulation services
Blown-in insulation installation

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Williamsport

** The insulation market serving Williamsport, Ohio, is characterized by regional contractors based in larger nearby hubs like Columbus, Lancaster, and Circleville. Due to the village's rural nature and smaller housing stock, there are no dedicated "insulation-only" companies physically located within Williamsport itself. The competition level is moderate, with homeowners typically choosing from a handful of established regional players. The average quality of service is high, as these companies must maintain strong reputations across a wide geographic area to remain competitive. They are generally well-versed in the specific challenges of older Ohio homes, including moisture management in basements and air sealing in drafty attics. Many are certified by major manufacturers like Owens Corning, which ensures they use quality materials and follow best practices. **Typical Pricing:** Pricing is in line with central Ohio averages. Ballpark costs can range from: * **Attic Blown-In Insulation:** $1,500 - $3,500 * **Spray Foam Insulation (closed-cell):** $1.00 - $1.50 per board foot * **Wall Insulation (blown-in):** $1,000 - $2,500 per exterior wall * **Basement/Crawl Space Insulation:** $2,000 - $5,000+ These prices are highly dependent on the square footage, existing conditions, material choice, and the complexity of the job. It is highly recommended that homeowners obtain at least two to three quotes and verify current licensing and insurance before proceeding with any project.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Williamsport regulations and climate

Frequently Asked Questions About Insulation in Williamsport

Get answers to common questions about insulation services in Williamsport, Ohio.

1What is the most important type of insulation for my Williamsport home given our local climate?

For our humid continental climate with cold winters and hot, humid summers, a tight air seal and adequate attic insulation are most critical. We recommend achieving at least R-49 to R-60 in your attic, typically with blown-in cellulose or fiberglass, to combat significant temperature swings and reduce high heating (gas/propane) and cooling costs. Proper air sealing in the attic floor is equally vital to prevent moisture-laden air from causing condensation issues in winter.

2Are there any local Ohio or Pickaway County regulations or rebates for insulation projects I should know about?

While Williamsport itself doesn't have unique codes, Ohio's residential building code sets minimum insulation requirements for new work. More importantly, you should explore rebates from Columbia Gas of Ohio or South Central Power Company for attic and wall insulation upgrades. Additionally, federal tax credits for qualified insulation materials are available, making it a cost-effective time to invest in your home's efficiency.

3When is the best time of year to get insulation installed in Williamsport?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for projects like wall foam injection or attic work where moisture control is key. While insulation can be installed year-round, scheduling during these shoulder seasons ensures better availability from local contractors and allows you to prepare your home for the peak heating and cooling seasons.

4How do I choose a reliable insulation contractor in the Williamsport area?

Always verify an Ohio license (# for Home Improvement Contractors) and insist on proof of liability and workers' compensation insurance. Seek out established local companies familiar with our older housing stock and ask for references from homes in Pickaway or Ross counties. A reputable provider will perform a thorough energy audit or inspection, discuss material options (like cellulose, fiberglass, or spray foam), and provide a detailed, written estimate—not just a vague price per square foot.

5My older home in Williamsport has little to no wall insulation. What is the best method, and is it very disruptive?

For existing, uninsulated walls in historic or older homes, dense-pack cellulose or blown-in fiberglass installed through small exterior or interior holes is the most effective and least invasive method. This process causes minimal disruption, as holes are patched and repainted. It's crucial for managing our climate, as it reduces drafts, improves comfort, and protects against moisture problems by filling cavities completely to prevent air movement.