8
Pipe Size (in)
kW
0.75"
1"
1.25"
1.5"
2"
2.5"
3"
11
70
255
1000
15
25
130
540
20
15
115
480
25
55
260
575
35
20
125
290
1030
45
70
165
620
60
45
115
445
1095
70
20
60
260
660
80
15
50
230
590
100
30
165
430
1305
130
70
205
660
150
45
150
490
LP VAPOR INSTALLATION
Note:
– Pipe sizing is based on 0.5" H
2
O pressure drop.
– Sizing includes a nominal number
of elbows and tees.
– Please verify adequate service and meter sizing.
– Tables based on black pipe.
LP Vapor (LPV) 11" to 14" of Water Column
(Table values are maximum pipe run in feet.)
Check Distance with
Regulator Manufacturer
Primary Regulator
Per LP Provider
Flex Fuel Line
Size gas pipe from secondary regulator with Generator Sizing
Guide or to local codes.
Safety Shut-Off
with Pressure Port
Secondary Regulator
Vented 5' from Generator
High Pressure Pipe
Sized per LP Provider
Size Tank Large Enough to Provide
Required BTU's for Generator and ALL
Connected Appliance Loads.
Be Sure to Correct for MIWR (See Table 6)
BTU and
Pressure Decal
Check Distance
with LP Provider
LP
LPG: 8.55 ft
3
/lb., 4.24 lbs./gal., 2500 btu/ft
3
LPG: 36.3 ft
3
= 1 gal.
Pressure
1 inch mercury = 13.61 inches water column
1 inch Water Column = 0.036 psi
11–14 inches water column = 0.396 psi to 0.50 psi
Table 5
Fuel Pipe Sizing lP Vapor
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