expandable filler panels for data center racks

Removing a rack from your data center for maintenance? Close that gap with an AirBlock Expandable Filler Panel (EFP) from Simplex.

EFPs are designed to fill space between racks, power units, columns or other gaps in your data center where air can escape and reduce the effectiveness of your cooling efforts. Panels range in size from 6.5" to 56" and are made from a durable 1/8" thick, aluminum-skinned composite that is Class 1 fire-rated. Designed for quick installation, EFPs can be used as a temporary solution or on a long-term basis.

Ultimately, AirBlock Expandable Filler Panels increase energy efficiency and add to capacity by serving as a simple solution to sealing any gap in the data center.

Features & Benefits

These stylish, attractive panels maintain that professional look in your data center.

Constructed from Class 1 fire-rated, 1/8" thick aluminum-skinned composite material for rigidity and durability.

Panels have a two-inch flange on either side. The magnetic seals hold tight to the cabinets. No need for mechanical fasteners.

Adjustable panel allows you to change panel width to fit any space.

Stock panels are available in five different adjustable widths, from 6.5 inches to 56 inches.

Individual panels can be joined together to fit larger gaps.

Standard height is 84 inches. Custom heights are available.

Stock color is semi-gloss black. Custom colors are available.

A quick solution to sealing off gaps in your data center when racks must be removed.

EFP panels can also be used when you have to open up space to move equipment.

EFP panels store easily. Purchase a supply and have them on hand for when you need them.

data center filler panel installation example

Steps to Easy Installation

  • Position panel between racks. Loosen all 3 knobs.
  • Expand panels to cover entire opening. Allow magnetic strips to catch hold.
  • Adjust knobs by pulling and turning until tight.
  • Each order comes with vinyl tape for sealing exposed telescoping slots. Trim to size as needed.

Panel Choices Include

Model Width
EFP-0610 6.5", expandable to 10"
EFP-1016 10.5", expandable to 16"
EFP-1424 14.5", expandable to 24"
EFP-2240 22.5", expandable to 40"
EFP-3056 30.5" expandable to 56"