Different Types of Attic Insulation and Their Benefits for Commercial Buildings

Foam insulation in the wooden frame of an attic with a window.

Insulation in commercial buildings is crucial for maintaining energy efficiency, comfort, and cost-effectiveness. Each type offers unique advantages that can help property managers and owners optimize their building’s performance. This blog will examine the most common types of attic insulation used in commercial environments: fiberglass batt insulation, closed cell spray foam insulation, blown-in cellulose insulation, and open cell spray foam insulation.

A person in a blue hard hat and protective goggles inspects the wooden frame of an attic.

Fiberglass Batt Insulation

Fiberglass batt insulation is one of the most traditional forms of insulation, known for its cost-effectiveness and versatility. Comprising fine glass fibers, it is manufactured in pre-cut panels designed to fit snugly between wall studs and ceiling joists. This type of insulation is particularly valued for its ease of installation and its ability to provide adequate thermal resistance. Additionally, fiberglass batts can help dampen sound, reducing noise transmission between different areas of a commercial building, making it an excellent choice for multi-use properties.

A man in a blue jumpsuit wearing a mask installs insulation in a ceiling.

Closed Cell Spray Foam Insulation

Closed cell spray foam insulation is distinguished by its density and its ability to resist moisture penetration, characteristics that are highly beneficial in regions prone to damp conditions. When applied, this foam expands, filling cracks and voids, creating an airtight and watertight seal that enhances the building’s moisture and air barriers. Its high R-value per inch provides superior thermal resistance, which is essential for reducing heating and cooling costs. Beyond thermal and moisture resistance, the rigid nature of closed cell foam adds an element of structural strength to the roof or walls where it is applied, enhancing the overall durability of the building envelope.

Open Cell Spray Foam Insulation

Open cell spray foam insulation, primarily composed of polyurethane, is valued for its versatility and efficiency in commercial settings. This type of insulation excels in filling nooks and crannies, ensuring a tight air seal that improves energy efficiency by minimizing air leakage. Its ability to expand upon application allows it to conform perfectly to irregular spaces and around obstructions, providing superior insulation coverage.

In addition to thermal insulation, open cell foam offers excellent sound absorption properties, which makes it ideal for reducing noise in busy commercial environments. Its vapor-permeable structure also aids in moisture management, helping to maintain indoor air quality and prevent mold growth. This combination of features makes open cell polyurethane insulation an effective solution for enhancing both the comfort and energy performance of commercial buildings.

Blown-In Cellulose Insulation

Blown-in cellulose insulation is an environmentally friendly option crafted from recycled paper fibers, often treated with fire retardants to enhance safety. Ideal for commercial applications, it is blown into spaces, filling in gaps and covering hard-to-reach areas effectively. This method provides excellent thermal insulation and sound dampening, reducing energy costs and noise disruptions within commercial buildings. Its high recycled content and low manufacturing energy demand make cellulose insulation a sustainable choice that contributes to the overall energy efficiency and comfort of commercial properties.

Choosing between the types of attic insulation in a commercial building involves a careful assessment of the building’s specific needs, local climate conditions, and budgetary constraints. If you are considering upgrading your insulation but are unsure which option is best suited for your needs, our team of experts is here to help.

A pinnable graphic for the blog "Different Types of Attic Insulation and Their Benefits for Commercial Buildings" by Brazos Thermal Systems.

Contact Brazos Thermal Systems today to discuss your commercial insulation needs. We’ll provide you with tailored advice and high-quality insulation solutions that will boost your building’s performance and reduce your energy costs. 

Craig Opel, CEO of Brazos Thermal Systems, has more than 30 years of experience in commercial roofing and insulation. He leads a team that provides energy-efficient solutions and sustainable roofing systems to commercial properties, ensuring quality and safety in every project.

Created with WebWiskee Logo

Scroll to Top