Best Sound Deadening Material
Choose the best sound deadening material with FUNAS—where innovation meets quality. Established in 2011, FUNAS is a trusted name in insulation technology, bringing together scientific research, advanced production, and committed service. As a leader in rubber and plastic insulation, rock wool, and glass wool, we understand the importance of peace and quiet in today’s hectic environments.
Our sound deadening materials are engineered for maximum noise reduction, creating comfortable, serene spaces at home, in offices, or across demanding industrial settings. Whether for central air conditioning, petrochemical plants, refrigeration, or power facilities, FUNAS ensures consistent High Quality performance. Our state-of-the-art products not only reduce sound transmission but also improve thermal insulation, delivering efficient, energy-saving solutions you can count on.
Certified to global standards (including CCC, CQC, CE, ROHS, CPR, UL, and FM) and recognized for stringent ISO 9001 and ISO 14001 compliance, our materials guarantee quality and environmental safety. We back every product with leading service, custom branding, and rapid delivery via our 10,000-square-meter Guangzhou facility.
At FUNAS, we value your comfort and satisfaction. From industrial giants to everyday living spaces, we provide the best sound deadening material to make you feel cared for and valued. Discover lasting quiet, trusted durability, and personalized solutions at https://www.funasinsulations.com/.
Advantages
Brand advantage
We are an experienced rubber foam insulation company built on excellent brands. In the market, we are known for innovation, quality and credibility, providing customers with building material they can trust.
24-hour technical support
Provide 24/7 technical support to ensure that customers can receive professional help at any time during the use of insulation material.
Rich industry experience
Through years of market practice and experience, we are well versed in the production process and technology of thermal insulation building materials to provide you with the most professional solutions.
Flexible production plan
We can flexibly arrange production plans according to your needs, and the delivery time is within 7–30 days to ensure that your market needs can be met in a timely manner.
Our Certifications
Glass wool CE test report
SGS
SGS-Fireproof Adhesive for Sheets
FAQ
What is your shipping and delivery process like?
We offer reliable logistics services for insulation material wholesale, both domestically and internationally. Our team ensures secure packaging, timely shipping, and real-time tracking so that your order reaches you in perfect condition and on schedule.
How to start a consultation?
You can contact us through our website, phone, or email. We will arrange a professional staff to discuss your needs about best thermal insulator and how we can help you.
What types of rubber foam insulation do you offer?
We offer a wide range of rubber foam insulation with different thicknesses and specifications. Thermal insulation material manufacturer FUNAS sleeves and sheets are suitable for different application scenarios.
What types of rubber foam insulation products do you offer?
We offer a wide range of rubber foam insulation products, including custom shapes and sizes, thermal and acoustic insulation solutions, and options with specialized coatings such as flame retardancy and water resistance. Our products are suitable for applications in HVAC, automotive, construction, and more.

Wholesale Glass Wool Board Panel Sheet with or without aluminum foil
Premium glass wool board with excellent thermal insulation and sound absorption. Suitable for different construction needs.

Wholesale black Rubber-plastic Board Rubber foam panel sheet

Environmentally friendly self spraying adhesive
This product has passed the national GB33372-2020 standard and GB18583-2008 standard. This product is a yellow liquid.
Anggu spray glue is a product with high cost performance and a wide application range. It is mainly used for home construction, engineering construction, and various construction defect repair places. This product is low odor, no formaldehyde, spray-convenient glue, table drying speed, long bonding time, no chalking.