Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement of
Metretek Technologies, Inc. on Form S-2 of our report dated March 25, 2004
(March 10, 2005 as to the effects of the discontinued operations described in
Note 3 and the adoption of EITF 03-6, "Participating Securities and the
Two-Class Method Under FASB Statement No. 128 described in Note 1), which report
expresses an unqualified opinion and includes an explanatory paragraph relating
to the discontinued operations described in Note 3 and the adoption of EITF 03-6
described in Note 1 appearing in the Annual Report on Form 10-K of Metretek
Technologies, Inc. for the year ended December 31, 2004. We also consent to the
reference to us under the heading "Experts" in such Registration Statement.

/s/ Deloitte & Touche LLP

Denver, Colorado
April 12, 2005