see if this helps. that propane catalytic thing that Dave Garth put in his
seemed to be the ticket.

HEAT!!! (How to stay warm in winter, extra heaters, etc.)

GASOLINE AUXILLIARY HEATERS
---------------------------
  Automotive Heater Technology, Inc. new and used auto gas heaters,
  Ark Mirvis                    German and American; remanufatured
  31 Byram Bay Road             and new Eberspacher and Webasto heaters;
  Hopatcong, NJ 07843           repair service; one-year guarantee.
  (201) 398-6363

  WEBASTO                              very expensive ($1400US),
  CANADA:                              available for gasoline or diesel,
    Webasto Thermosystems Ltd.         programmable timers, thermostats
    4450 Mainway                       available as options.
    Burlington, ONTARIO L7L 5Y5        models:
    (416) 335-4143                      HL18 (gas/dsl)  6,000 btu
    (416) 335-6958 FAX                                  0.053 gal/hr
                                        HL24 (dsl only) 8,000 btu
  USA:                                                  0.07 gal/hr
     Webasto Thermosystems, Inc.        HL32 (dsl only) 11,000 btu
     1598 East Lincoln Blvd.                            0.10 gal/hr
     Madison Heights, MI 48071
     (313) 545-8770
     (313) 545-8773 FAX

Thomas Johnson                      rsthj@aurora.alaska.edu
341 Brandt St Apt.1                 gasoline heater & parts
Fairbanks, Alaska 99701
(907) 456-1082

Espar                             suppliers of old gasoline heaters and
(800) 387-4800                    parts (Eberspacher)
             a few local suppliers:
Vermont:     PPD            802-644-6554
New York:    Cook Brothers  607-723-7481
New Jersey:  Edison         908-985-0331

Suburban NT-12S furnace 12,000 BTU     heater (furnace) for the
Suburban Manufacturing Company         Eurovan/Winnebago camper
P.O. Box 399
Dayton, Tennessee  37321
(423) 775-2131

PROPANE CATALYTIC HEATERS
-------------------------
Thermal Systems Incorporated        U.S. Catalytic Corporation
2757 29th Street S.W.               870-K Napa Valley Corporate Way
Tumwater, WA  98502                 Napa, CA  94558
(206) 352-0539                      (707) 255-4181

vented catalytic heater, 6000 BTU,
$279. 28"x16"x4".
David Garth <dgarth@cymbal.aix.calpoly.edu>
installed one in his 86 camper.