Model Type RC
Provide steel panel radiator elements of lengths and in
locations as indicated, and of capacities, style and having
accessories as scheduled. The ceiling hung heating panel
radiation shall be of one-piece all-welded steel
construction, consisting of flattened water tubes welded to
headers at each end. The radiator shall include an integral
heavy gauge (0.09” minimum) all-welded perforated side
The radiator’s headers shall include all necessary inlet,
outlet and vent connections as required. Standard connection
sizes are ½” NPT tapered thread for supply and return
piping, and 1/8” for the vent connection. Internal baffling
is provided where required for proper water flow. Optional
¾” connections shall be available at an additional cost.
The radiant heating panels shall be available in lengths
from 2’-0” to 29’-6” in two inch even increments without the
need for splicing. Appropriate ceiling mounting (typically
threaded rod) shall be provided by the installing
contractor. Panel radiation expansion shall not exceed 1/64”
per foot of radiation at 215ºF. The installer shall provide
adequate expansion compensation for each radiator.
The panel radiation shall be manufactured in the USA.
Pressure ratings for the radiation shall be as follows:
STANDARD: Working pressure-56 PSI maximum, Test Pressure-74
MEDIUM: Working pressure-85 PSI maximum, Test Pressure-110
HIGH: Working pressure-128 PSI maximum, Test Pressure 184
The panel radiation shall be cleaned and phosphatized in
preparation for the powder coat finish. The radiation is
then finish painted with a gloss powder coat finish, for a
total paint thickness of 2-3 mils (0.002” - 0.003”). The
color shall be selected from Runtal’s ten Standard Colors;
or Runtal Optional Colors shall be available at and
All Runtal radiators are covered by a 5-Year Limited
Subject to compliance with requirements, provide flat tube
panel radiation as manufactured by Runtal North America,
OPTIONAL ITEMS WHICH MAY BE ADDED TO THE
>Ribbed pipe cover
trims, finished to match the radiators shall be provided
with the radiation.
manufacturer shall provide combination shutoff
valve/union fitting of less than two inches in width for
the supply and return to each panel radiator, to be
field installed by others.
connectors shall be used where appropriate to provide
expansion compensation for the radiators.