Fiberglass Insulation

Proven Fiberglass Insulation for Homes and Businesses

What Is Fiberglass Insulation?

Fiberglass insulation is made from fine glass fibers and is available in both batt and blown-in forms. It works by trapping air within the fibers, slowing the transfer of heat and helping maintain consistent indoor temperatures.

This type of insulation is widely used because it offers a balance of performance, affordability, and versatility.


Fiberglass insulation is commonly installed in:

  • Attics
  • Floors
  • Ceilings

It is suitable for both new construction and existing homes needing insulation upgrades.

Interior wall framing with pink insulation and exposed wood studs in an unfinished room

Why Fiberglass Insulation Matters

Proper insulation is essential for maintaining a comfortable and energy-efficient property. Fiberglass insulation provides a dependable thermal barrier that helps reduce energy loss and improve overall performance.



Without adequate insulation, your heating and cooling system must work harder to maintain indoor temperatures. This leads to higher energy bills and increased wear on your HVAC system.


Fiberglass insulation helps solve these issues by improving thermal resistance and minimizing heat transfer.

Types of Fiberglass Insulation We Install

At Spivey Insulation, we offer different fiberglass insulation options to meet your needs:

Fiberglass Batt Insulation

  • Pre-cut panels for easy installation
  • Ideal for walls, floors, and ceilings
  • Cost-effective and widely used

Blown-In Fiberglass Insulation

  • Loose-fill material for even coverage
  • Perfect for attics and hard-to-reach areas
  • Great for upgrading existing insulation

Our team will recommend the best type based on your property and goals.

Key Benefits of Fiberglass Insulation

Fiberglass insulation offers several advantages that make it a smart choice for many property owners:

  • Affordable Solution - Provides reliable insulation at a lower cost compared to some alternatives.
  • Energy Efficiency - Helps reduce heating and cooling costs.
  • Fire Resistance - Fiberglass is non-combustible, adding an extra layer of safety.
  • Moisture Resistance - Does not easily absorb moisture, helping prevent mold issues.
  • Long-Lasting Performance - Maintains effectiveness over time when properly installed.

Where Fiberglass Insulation Works Best

Fiberglass insulation is versatile and can be used in many areas of your property.

We commonly install fiberglass insulation in:

  • Attics
  • Interior walls
  • Floors and ceilings
  • Garages

It is especially effective for improving attic insulation and insulating standard wall cavities.

How Spivey Insulation Can Help

At Spivey Insulation, we ensure your fiberglass insulation is installed properly for maximum performance.

  • Inspection & Assessment - We evaluate your current insulation and identify areas for improvement.
  • Customized Recommendations - We determine whether batt or blown-in fiberglass is the best option.
  • Professional Installation - Our experienced team installs insulation efficiently and accurately.
  • Quality Assurance - We ensure your insulation meets performance and safety standards.

With decades of experience, we deliver dependable results you can trust.

FAQs About Fiberglass Insulation

  • Is fiberglass insulation a good option for my home?

    Yes, it is a reliable and cost-effective solution for many residential and commercial applications.

  • How long does fiberglass insulation last?

    It can last for many years without losing effectiveness when properly installed.

  • Is fiberglass insulation safe?

    Yes, when installed correctly, it is safe and widely used in construction.

  • Can fiberglass insulation be added to existing insulation?

    Yes, especially in blown-in form, it is often used to upgrade existing insulation.

  • Do you offer free estimates?

    Yes, we provide free fiberglass insulation estimates.

Get a Free Fiberglass Insulation Estimate

Improve your property’s comfort and efficiency with professional fiberglass insulation from Spivey Insulation.