Cellulose Insulation Manufacturers Association

Cellulose Insulation Manufacturers Association CIMA is dedicated to ensuring the highest quality cellulose insulation products and standards.

08/26/2026

Wall-to-wall performance starts with the right insulation. Take a look at spray-applied cellulose insulation in action! 👀

During installation, cellulose is sprayed directly into open wall cavities, helping the material conform around framing, wiring and other penetrations to create a consistent insulation layer before the walls are closed.

Why cellulose? 🌱
Made primarily from recycled paper fiber
Provides effective thermal performance
Helps reduce unwanted air movement when properly installed
Can help reduce sound transmission between spaces

From installation to long-term building performance, cellulose is a versatile insulation solution that puts recycled materials back to work.

Watch how cellulose fills the space — and helps buildings perform from the inside out. 🎥

♻️ Building greener starts inside the walls.Cellulose insulation is made from up to 85% recycled paper and cardboard fib...
08/19/2026

♻️ Building greener starts inside the walls.

Cellulose insulation is made from up to 85% recycled paper and cardboard fibers, turning recycled materials into long-lasting thermal protection for homes and buildings. 🌎🏠

Other environmental benefits include:
🌱 Lower embodied carbon: cellulose uses less energy to manufacture than many foam- and mineral-based insulation products. And because cellulose comes from plant-based materials, its fibers contain biogenic carbon that can remain stored throughout the insulation’s service life.
⚡ Improved energy efficiency: thermal performance helps reduce heat transfer, potentially lowering heating and cooling demands.
💨 Reduced air movement: when properly installed, cellulose can help limit unwanted air movement through building cavities.
🔥🐜 Added fire & pest resistance: cellulose is treated with fire retardants, often borates, which can also provide resistance to certain pests and prevent mold growth.

From recycled fibers to long-lasting building performance, cellulose insulation is helping turn yesterday’s paper into a more sustainable tomorrow. When thinking about ways to build greener, don’t forget what’s behind the walls — choose cellulose.

🌟 CIMA's Associate Member Spotlight Series 🌟 First up... Dave Krendl of Cool Machines Inc. Dave Krendl is the Chief Exec...
08/11/2026

🌟 CIMA's Associate Member Spotlight Series 🌟 First up... Dave Krendl of Cool Machines Inc.

Dave Krendl is the Chief Executive Officer & Co-Owner of Cool Machines Inc. in Van Wert, Ohio, and has been a CIMA member for the last 5 years. He got his start in the cellulose insulation industry at 7 years old, working alongside his father in their family business. This marked the beginning of what has now been more than six decades in the insulation equipment industry.

Read more below on Dave's story and lifelong passion for innovation, problem-solving, and serving insulation contractors. ⬇️

Q: What is one project or accomplishment in your career that you're especially proud of?

A: "In the late 1980s, I designed and developed an innovative gravimetric fiber metering system that set a new industry standard by providing an auditable verification system for regulatory agencies when injecting cellulose-based fibers into asphalt pavements. During that same period, I also worked closely with cellulose manufacturers to develop some of the industry's first turnkey wall spray truck systems, helping advance the commercial application of wall spray-applied cellulose insulation."

Q: Looking ahead, what excites you most about the future of cellulose insulation and the role your company will play in advancing the industry?

A: "The future of cellulose insulation is both exciting and challenging. As an innovator and problem solver, I'm always looking ahead to identify the changes our industry will need before they become obvious. Cellulose manufacturers continue to refine their products with new fiber additives, denser packaging methods, and evolving formulations, while contractors face increasing labor costs and greater demands for productivity. Our role at Cool Machines is to stay ahead of those changes by developing equipment that helps contractors work faster, more efficiently, and more profitably — without compromising quality. Whether it's advancing fiber conditioning technology, improving machine performance, or introducing innovative solutions like our new Hyper-Speed Shredder, our goal is to provide the 'coolest' solutions that keep our customers one step ahead of the competition."

Q: What is your favorite part about being a member of CIMA?

A: "CIMA provides a wealth of technical information and educational resources that help companies like Cool Machines perform our work with greater accuracy, professionalism, and confidence. We are committed to continuously training both our team and our customers on industry best practices for cellulose insulation installation. Over the years, we have partnered with numerous cellulose manufacturers to promote the many benefits of cellulose insulation, and CIMA has been an invaluable resource in that effort."

Cellulose insulation offers more than year-round energy efficiency. 🐀🪳 Because it's densely installed, it helps reduce t...
08/03/2026

Cellulose insulation offers more than year-round energy efficiency. 🐀🪳

Because it's densely installed, it helps reduce the open air spaces and pathways that many pests use to move through attic spaces. Plus, cellulose is treated with borates during manufacturing, which can make the insulation itself less attractive to many insects and other pests.

✔️ Helps reduce pathways for pests
✔️ Boric-acid, making the insulation itself less attractive or resistant to many insects
✔️ Improved comfort, energy efficiency, and long-term performance

A smarter attic starts with the right insulation.

Wildfire season is a reminder that insulation does more than improve energy efficiency — cellulose insulation is designe...
07/27/2026

Wildfire season is a reminder that insulation does more than improve energy efficiency — cellulose insulation is designed to slow flame spread.

One of the biggest advantages of cellulose insulation is its fire performance. Unlike spray foam insulation, which can contribute fuel to a fire once it ignites (plus toxic smoke), cellulose is treated with chemicals that help reduce the speed at which flames “spread” along the surface of the insulating material.

Look no further than cellulose, which will slow the progression of a fire - providing occupants with more time to escape and firefighters with a better opportunity to contain the blaze. 🔥

07/20/2026

At the CIMA Annual Meeting in Washington, D.C. this past April, industry leader Dr. Dave Yarbrough of R&D Services was honored as the recipient of the Daniel Lea Award. 🏆

This award recognizes an individual who has demonstrated outstanding service, dedication, and lasting contributions to the cellulose insulation industry. Throughout his career, Dr. Yarbrough has been a driving force for innovation, sharing his extensive research, technical expertise, and deep knowledge of cellulose (and other insulation) materials for the betterment of society.

The Daniel Lea Award was established in honor of the late Daniel Lea, former Executive Director of CIMA, whose leadership and dedication left a lasting impact on the industry.

It is a fitting tribute that the award was presented to Dr. Yarbrough several days after Dan’s passing. His commitment to the members and their success reflects the legacy he leaves behind.

When homeowners think about upgrading their insulation, energy savings can be top of mind — but there’s another benefit ...
07/13/2026

When homeowners think about upgrading their insulation, energy savings can be top of mind — but there’s another benefit that’s just as valuable: noise reduction. 🏡 🎧️

Cellulose insulation’s dense fiber structure helps reduce the transfer of airborne noise, creating a quieter, more comfortable indoor environment. Whether it’s traffic outside or the sound of kids and pets in another room, cellulose insulation can help minimize unwanted noise while improving the home’s overall performance.

For insulation professionals, educating homeowners about the full range of benefits can help them make more informed decisions. Explaining how cellulose insulation contributes to both energy savings and acoustic comfort demonstrates the long-term value of a high-performance insulation system.

Did you know... 👀 The High-Efficiency Electric Home Rebate Act (HEEHRA) offers state-administered home energy rebates fo...
07/01/2026

Did you know... 👀

The High-Efficiency Electric Home Rebate Act (HEEHRA) offers state-administered home energy rebates for homeowners. The program now requires proof of proper air sealing and insulation BEFORE installing heating and cooling equipment! 🏡

The initiative will provide up to $1,600 for insulation, air sealing, and ventilation services. The program offers direct energy and cost savings to American households through rebates that can help save money on select home-improvement projects.

Check out the map courtesy of DOE on where your state stands on accessibility to HEEHRA funds. ⬇️

12/24/2025

CIMA starts with our members and extends to the countless distributors, contractors, and homeowners who rely on a quality and safe insulation material for their homes.

Wishing you and your loved ones a festive and relaxing holiday season 🎄 🕎 🎆 🌟

🏠 Cellulose works like a thermos. It insulates the house, keeping it warm in the winter and cool in the summer. All whil...
12/12/2025

🏠 Cellulose works like a thermos. It insulates the house, keeping it warm in the winter and cool in the summer. All while using recycled materials.♻️ It's like a cozy sweater for your house in the winter and a cool shade in the summer. 😎

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