MGD Series Gas Furnace Installation Instructions
Heat Controller, Inc. Jackson, MI 49203 MGD Installation Instructions 10
GAS PIPE AND TUBING-MIN SIZES
MODEL TYPE LENGTH
PIPE
TUBING
MGD
OF
SIZE
SIZE
GAS
(FT.)
(IN.) (IN. OD)
to 20
3/8
5/8
Natural
to 60
1/2
-
60
to 70
-
3/4
to 40
3/8
-
Propane
to 70
-
5/8
to 80
1/2
-
to 20
-
5/8
to 50
1/2
-
Natural
to 60
-
3/4
75
to 80
3/4
-
to 30
3/8
-
Propane
to 60
-
5/8
to 80
1/2
-
to 40
1/2
3/4
Natural
to 50
-
3/4
90
to 30
3/8
-
Propane
to 40
-
5/8
to 60
1/2
3/4
