Consulting Engineers  


First Church of Christ, Scientist

Palm Desert, 2010, JN10009

Auditorium and Foyer HVAC Systems Replacement.
Replacement of 5 forced air units and water-cooled compressor-condensing units with a 25 ton water-cooled self-contained A/C unit, indoor induced draft cooling tower, gas-fired duct heater.

Services performed: HVAC, plumbing and electrical engineering and drawings for City of Palm Desert plan check and competitive bidding. Title-24 Energy Report.

Mechanical Contractor: Polar Barr Air-Conditioning.

Click on any image below for a larger view.

Building constructed 1959
Underslab return air path
Church was built in 1959
and is a fine example of mid-
century-modern architecture.
Original underslab return air ductwork
system constructed of concrete pipe,
concrete block plenums, and slab openings


Floor return air grills
Underslab retun air plenums
Typical floor return air opening
(grill shown removed)
Original underslab return air plenums constructed of concrete block with
duct liner


Concrete block ductwork
Underslab return air plenums
Concrete block return air "duct"
Original underslab return air plenums constructed of concrete block with
duct liner


Original Square D panel
Original control panel
Original Square D electrical panel
Original "hardwired" control panel
with relays and contactors


Existing cooling tower
Existing water-cooled compressor-condenser
Existing cooling tower
(installed 1995)
Existing reciprocating compressor
over water-cooled condenser




Inland Empire Office
4805 North Sierra Way
Suite 115
San Bernardino, CA 92407
Phone: 909.534.3596

Coachella Valley Office
42600 Caroline Court
Suite 102
Palm Desert, CA 92211
Phone: 760.834.1537
Fax: 760.832.7333