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For use with Gnotobiotic Isolator Filters and Autoclave Sterilizing Cylinders

DW4 Filter Media


DW4 Filter Media


Pre-cut rolls save time and material

For use with Gnotobiotic Isolator Filters and Autoclave Sterilizing Cylinders.

Pre-cut DW4 filter rolls to save time and material.

Pre-cut DW4 Filter Rolls


Save Time

Save Material

For use with Gnotobiotic Isolator Filters and Autoclave Sterilizing Cylinders.

Pre-cut DW4 filter rolls in the following sizes:


  • 12" x 75 yards for 5" diameter filter stands and 12" Economy Sterilizing Cylinders.
  • 15" x 75 yards - for 3" diameter filter stands and 18" Economy sterilizing cylinders.
  • 18" x 75 yards - for 12" Standard and 12" Feed sterilizing cylinders.
  • 24" x 75 yards - for 5" diameter x 32" tall filter stands and 18" Standard and Feed Sterilizing Cylinders.
  • 36" x 75 yards - for clean room filters and for cutting your own sizes.

Standard size rolls are also available:


  • 30" x 75 yards - for cutting your own size.
  • 36" x 75 yards - for cutting your own size.
  • 42" x 75 yards - for cutting your own size.

NOTE: We also offer precut filter media in specific widths and lengths for various pieces of equipment.

DW4 Filter Media Used For:

5 inch Diameter Isolator Filters for CBC Quad and Quarantine Isolators.
5" Diameter Isolator Filters

Standard on most CBC Isolator systems.  Read more

With lower inlet port and and upper outlet port. Custom sizes available on request.
3 inch Diameter Isolator Filters for CBC Quad and Quarantine Isolators.
3" Diameter Isolator Filters

For isolators under 4' in length such as Quad Isolator systems and Quarantine Isolator systems.  Read more

Inlet and Outlet filter stands are the same. Custom sizes available on request.
CBC Autoclave Standard Sterilizing Cylinders for sterilizing water, bedding, cages, etc... for gnotobiotic animal research.
CBC Standard Sterilizing Cylinders

The CBC Stainless Steel Standard Sterilizing Cylinder provides both capacity and performance. for sterilizing water, bedding, cages, etc... for gnotobiotic animal research.  Read more

12" dia. x 24" long. 18" dia. x 30" long. Custom sizes available on request.
CBC Autoclave Feed Sterilizing Cylinders for sterilizing rodent food for gnotobiotic animal research.
CBC Feed Sterilizing Cylinders

The CBC Stainless Steel Feed Sterilizing Cylinder provides both capacity and performance. Designed to ensure the complete sterilization of feed with minimal time and temperature to preserve the nutritional value of the feed.  Read more

12" dia. x 24" long. 18" dia. x 30" long. Custom sizes available on request.

Accessories and Components:

CBC Autoclave Economy Sterilizing Cylinders for sterilizing water, bedding, cages, etc... for gnotobiotic animal research.
CBC Economy Sterilizing Cylinders

Sterilizing cylinder is constructed out of stainless steel.  Read more

Custom sizes available on request. Competitively priced!
Mylar film in rolls and precut disc shapes to cover open end of sterilizing cylinders and filter stands before autoclaving. Precut mylar discs save time!
Mylar Film

Save Material. Save Time.  Read more

Mylar film in rolls and precut disc shapes to cover open end of sterilizing cylinders and filter stands before autoclaving. Precut mylar discs save time!
Vinyl Tape.
Vinyl Tape

1" wide. 36 yards.  Read more

For wrapping filter media around sterilizing cylinders and filters.
Mylar Tape.
Mylar Tape

1" wide. 36 yards.  Read more

For attaching mylar film to sterilizing cylinders and isolator filters before autoclaving.
Transfer Sleeves used for isolator to isolator attachments and sterilizing cylinder to isolator connections.
DW4 filter media for isolator filters and steriling cylinders.
Tear-Aid for minor flexible film canopy and glove repairs.
Stainless steel, acrylic polypropolene transfer ports.
Transfer port caps with and without flanges.
Transdisk allows you to transfer mice without a transfer sleeve.
Original lap-seam seal flexible film, germfree isolator.
Manufacturing high quality, flexible film isolators for universities, researchers and germ-free animal producers since 1978.
5 inch diameter x 5 inch HEPA filter cartrige cartridge used in the CBC HEPA (EU) isolator system.

DW4 Media Rolls

For cutting your own size.

NOTE: We also offer precut filter media in specific widths and lengths for various pieces of equipment.

Send Us a Message


Class Biologically Clean is a manufacturer of flexible film isolators for gnotobiotic reasearch.

Protecting Both Research and Researchers

Animal Research Gnotobiotic Isolators   |   Bio/Pharmaceutical Barrier & Containment Isolators

608.273.9661 ●
810 Stewart Street, Madison, Wisconsin 53713 ●
info@cbclean.com

Email CBC.
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® CBC is a Registered Trademark of Class Biologically Clean, Ltd.


Flexible Film Isolators, Softwall Cleanrooms, Containment Units and Accessories for Controlled Research Environments.