User's Manual

SECTION 10: ROBERTS GORDON
®
ULTRAVAC
™
DESIGN REQUIREMENTS
31
SECTION 10: ROBERTS GORDON
®
ULTRAVAC
™
DESIGN REQUIREMENTS
CRV-B-2 and CRV-B-4 are not available for use with
ROBERTS GORDON
®
ULTRAVAC
™
controls.
CRV-Series systems designed with minimum
radiant tube lengthshall have 1.5' - 2.0' per flow unit of
tailpipe length.
-OR-
CRV-Series systems with recommended radiant tube
length shall have 1.2' - 1.5' per flow unit of tailpipe
length.