Covidien - Nellcor Puritan Bennett Foam Cabinet Filter - 492A and 590- Pack 8 (10 /Pack)
Replacement Foam Cabinet Filter for the Puritan Bennett 492A and 590 Oxygen Concentrator Series
Pack of 8 (10 /Pack)
4 1/4" x 6 3/4"
OEM# 492672
$75.00