Exhibit 23.4



CONSENT OF INDEPENDENT
CERTIFIED PUBLIC ACCOUNTANTS

MEDIQ Incorporated
MEDIQ/PRN Life Support Services, Inc.
Pennsauken, New Jersey

We hereby consent to the use in the Prospectus constituting a part of this 
Registration Statement on Amendment No. 2 to Form S-4 of MEDIQ Incorporated and
MEDIQ/PRN Life Support Services, Inc. of our report dated December 12, 1997, 
relating to the consolidated financial statements of CH Medical, Inc. and 
Subsidiaries which is contained in that Prospectus.

We also consent to the reference to us under the caption "Experts" in the 
Prospectus.


                                            /s/ BDO SEIDMAN, LLP

Dallas, Texas
September 28, 1998