Spray Foam Insulation, Cellulose, Fiberglass and Mineral Wool For New Hampshire, Vermont, Maine, and Massachusetts

Insulation Company in New England

FIBERGLASS INSULATION INSTALLED IN NEW HAMPSHIRE, VERMONT, MAINE, AND MASSACHUSETTS

Fiberglass Insulation in New England

Homes across New England face long winters, humid summers, and constant temperature swings. Fiberglass insulation remains one of the most reliable ways to keep indoor spaces comfortable while controlling energy costs year-round. When installed correctly, it slows heat loss in winter, reduces heat gain in summer, and helps HVAC systems work more efficiently.

Contractors and homeowners alike rely on fiberglass for its proven performance and versatility. At Colonial Insulation, every fiberglass installation is handled with precision, from proper depth and coverage to clean, code-compliant workmanship. The goal is simple: steady comfort, predictable energy savings, and insulation that performs the way it should for decades.

Fiberglass Insulation Benefits

  • Cost-Effective Insulation Solution

  • Strong Thermal Performance

  • Fire Resistant Material

  • Moisture and Mold Resistant

  • Sound Dampening Qualities

  • Flexible Installation Options

  • Long-Lasting Durability

  • Widely Trusted Building Material

Signs of an Under-Insulated House

Hover over dots to learn more.

fiberglass insulation in new england

1

Your once pristine insulation looks old, dirty or flat – a clear sign you need to replace it or add more.

2

Your home is always chilly, no matter how high you turn up the heat, especially upstairs.

3

You upgraded your windows and doors, but your home is still drafty.

4

Your energy bills have skyrocketed as the seasons change.

Fiberglass Insulation Benefits

  • Cost-Effective Insulation Solution

  • Strong Thermal Performance

  • Fire Resistant Material

  • Moisture and Mold Resistant

  • Sound Dampening Qualities

  • Flexible Installation Options

  • Long-Lasting Durability

  • Widely Trusted Building Material

25C Energy Efficient Home Improvement Credit

Homeowners may qualify for a 30% federal tax credit on eligible energy efficiency upgrades, including insulation improvements. Credits are available annually (up to $1,200 per year) from 2023 through 2032.

In-Depth Benefits of Fiberglass Insulation

  1. Reliable Energy Efficiency: Fiberglass insulation resists heat transfer, helping maintain consistent indoor temperatures. Properly installed batts or blown fiberglass reduce heating and cooling demand, easing the workload on HVAC systems.
  2. Fire Resistance: Fiberglass is naturally non-combustible. It does not rely on chemical treatments to resist fire, making it a dependable safety feature in walls, attics, and ceilings.
  3. Moisture and Mold Control: When installed with proper ventilation and air sealing, fiberglass insulation resists moisture buildup and does not support mold growth, contributing to healthier indoor air.
  4. Sound Reduction: Its fibrous structure absorbs sound, reducing noise between floors and adjacent rooms. This is especially beneficial in multi-level homes and busy households.

5. Installation Versatility: Fiberglass can be installed as batts, rolls, or loose-fill, allowing it to work in attics, walls, basements, and rim joists. This flexibility makes it suitable for both new construction and retrofit projects.

  1. Long-Term Performance: Fiberglass does not settle or degrade when installed correctly. Once in place, it delivers stable thermal performance with minimal maintenance.
  2. Budget-Friendly Comfort: Compared to many alternative insulation materials, fiberglass offers strong performance at a lower upfront cost, making it a practical choice for homeowners focused on value.

These benefits make fiberglass insulation a compelling choice for those looking to enhance their home’s energy efficiency with a more cost effective solution.

    TRANSFORM YOUR LIVING SPACE WITH TOTAL HEATING AND COOLING CONTROL

    Did you know we also offer Heat Pump Systems?
    Ask your sales rep about our Insulation|Heat Pump Combo Deal
    for maximum heating and cooling control!

    Licensed, Certified, Trusted

    ABC Member - Colonial Fireproofing
    BBB Accredited Business - Colonial Fireproofing
    NH Homebuilders Association Members - Colonial Fireproofing
    U.S. Green Building Council Member - Colonial Fireproofing

    Ready to Upgrade Your Home with Fiberglass Insulation?

    Whether you’re insulating a new build or improving an older home, Colonial Insulation delivers fiberglass installations that are clean, consistent, and built to last. Our crews take the time to ensure full coverage, proper depth, and a finished result that supports long-term comfort and lower energy use.