Data Centers | Brush Seals & Grommets

SEALEZE® is a leading provider of brush solutions for computer server rack OEMs, telecom and call center operators and contractors, point-of-purchase and merchandising display manufacturers, and a host of technical furniture producers for audio-visual, computer, and electronic equipment. Our line of brush products provides flexible solutions from surface mount grommets to under-floor-through-wall cable seals. Combining our experience in applying strip brush to a range of sealing applications and our XtraSeal technology, brush seals can substantially reduce data center energy consumption.

Typical uses for SEALEZE® brush seal solutions include:

• Sealing conditioned air within server cabinets and isolating hot from cold aisles.

• Managing large and complex cable bundle pass-through in floor tiles while preventing conditioned air loss.

We offer several different types of grommets including:

(Click the arrows below to learn more.)

Server Box
Thumb Cb10 F
CB10 Drop-in Grommets For New Facilities – Designed for installation in new data centers prior to power or communication cables being run, these models provides a rectilinear seal that fits down into the floor and provides edge protection from the rough cutouts.
Thumb Cb22
CB22 Surface Mount Grommets – Designed to seal existing cable penetrations in raised-floor environments, these two-piece grommets can be easily installed over existing cable bundles.
Thumb Cb33 Full
CB33 Split-Top Grommets – Ideal for sealing edges of raised floor tiles, offering excellent thermal management capabilities and brush resilience.
Thumb Cb11
CB11 Circular Drop-in Grommets – Ideal for 4-inch round floor cutouts, providing a robust air seal around small cable bundles.
Straight Image
Straight Strip Brush With Holder – Designed for a variety of applications, strip brush and holders use custom trim lengths, filament diameters, and filament materials (metal and natural), as well as other channel materials.

For questions about integrating a brush solution into your application, contact a SEALEZE® representative at 1 800 787 7325 or email sealezeorders@sealeze.com.

Floor Insert
For any custom or large scale requirements, reach out to an expert for help.
Please fill out the form below. Once filled out, a customer service representative will be in touch.
Visit our Resource Page for more information
© 2026 SEALEZE®