The AEL-2.25 from Microwave Vision Group is a Microwave Absorber with Absorption 20 dB, Frequency 1.3 GHz, Thickness 2.25 Inch/57.15 mm, Thickness 2.25 Inch, Thickness (mm) 57.15 mm. Tags: Laminated Absorber. More details for AEL-2.25 can be seen below.