Pietro Fiorentini Regulators

Governor Regulators

Safe, Reliable and High Performance
CSA approved external vent limiter for indoor installations*
Double diaphragm with internal vent limiter for added safety and
greater reliability of service
Balanced valve design for increased capacity, high 500 to 1
turndown and stable regulation from low to high flow
Complete lockup in absence of gas flow, bubble-tight shutoff
Max. Inlet 7.2 PSIG for non-CSA applications
Weather Cap Included for Outdoor Installations

Pietro Fiorentini Governor Regulators

DIMENSIONS (IN INCHES)
Model #	Size	A	B	C	D	E	F	Weight (Lbs)
30051	1/2” NPT	4.12 4.45 w/Filter	-	1/2	-	5.59	-	1.54
30052	3/4” NPT	4 4.29 w/Filter	-	3/4	-	5.59	-	1.54
30053	1” NPT	4 4.29 w/Filter	-	1	-	5.59	-	1.54
30150	1/2” NPT	5.43	-	1/2	-	6.89	-	2.75
30151	3/4” NPT	5.28	-	3/4	-	6.89	-	2.75
30152	1” NPT	5.28	-	1	-	6.89	-	2.75
30153	1 1 / 4 ” NPT	7.64	-	1 1 / 4	-	10	-	7.5
30154	1 1 / 2 ” NPT	7.64	-	1 1 / 2		10	-	7.5
30155	2” NPT	9.29	-	2	-	12.44	13.74	12.34
30157/F	3” FLANGED	-	16.9	3	ANSI 150	-	17.09	27.56
30158/F	4” FLANGED	-	16.9	4	ANSI 150	-	19.76	27.56

: F31151OPD – 3/4″ with Outdoor Rain Caps for 5 PSI Inlet Applications

: F31151OPD – 3/4″ Top View

: F31152 – 1″ High Capacity for all High Efficiency gas valve applications, such as generators, pool heaters, or high turn down boilers

: F31151DC – 3/4″ with CSA Approved Vent Limiters for 10 PSI Inlet Applications (Angled View)

: F31151DC – 3/4″ with Outdoor Rain Caps for 10 PSI Inlet Applications (Angled View)

: F31151DC – 3/4″ with CSA Approved Vent Limiters for 10 PSI Inlet Applications (Top View)

: F31153 – 1-1/4″ for 2 PSI Applications

: F31052 – 3/4″ with CSA Approved Vent Limiter for Under 2 PSI inlet

: F31157 – 3″ Flanged for 2 PSI Applications