The Metraflex Company Corporate
2323 W. Hubbard St.
Chicago, IL 60612
Phone: 1-312-738-3800 • Fax: 1-312-738-0415
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Model-PG-PRE_primary
Unit of Measure
1 2 3 

Item #

Pipe Size

Insulation Thickness

Centerline to Base

Top to Base

Outside Housing Diameter

PGPRE250050 N/A 1/2 N/A 1.5 in N/A 4.5 in N/A 7.625 in N/A 8 1/8 in
PGPRE250075 N/A 3/4 N/A 1.5 in N/A 4.5 in N/A 7.625 in N/A 8 1/8 in
PGPRE250100 N/A 1 N/A 1.5 in N/A 4.5 in N/A 7.625 in N/A 8 1/8 in
PGPRE260150 N/A 1 1/2 N/A 1.5 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE260200 N/A 2 N/A 1.5 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE321400 N/A 14 N/A 1.5 in N/A 10 7/8 in N/A 21 in N/A 22 1/8 in
PGPRE331600 N/A 16 N/A 1.5 in N/A 12 1/8 in N/A 23 1/8 in N/A 24 1/8 in
PGPRE341800 N/A 18 N/A 1.5 in N/A 13 in N/A 25 in N/A 26 1/8 in
PGPRE260050 N/A 1/2 N/A 2 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE260075 N/A 3/4 N/A 2 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE260100 N/A 1 N/A 2 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE260125 N/A 1 1/4 N/A 2 in N/A 5.25 in N/A 9 1/4 in N/A 10 1/8 in
PGPRE270150 N/A 1 1/2 N/A 2 in N/A 6.25 in N/A 11 5/8 in N/A 12 1/8 in
PGPRE270200 N/A 2 N/A 2 in N/A 6.25 in N/A 11 5/8 in N/A 12 1/8 in
PGPRE270250 N/A 2 1/2 N/A 2 in N/A 6.25 in N/A 11 5/8 in N/A 12 1/8 in
PGPRE270300 N/A 3 N/A 2 in N/A 6.25 in N/A 11 5/8 in N/A 12 1/8 in
PGPRE280400 N/A 4 N/A 2 in N/A 7 in N/A 13 3/8 in N/A 14 1/8 in
PGPRE280500 N/A 5 N/A 2 in N/A 7 in N/A 13 3/8 in N/A 14 1/8 in
PGPRE290600 N/A 6 N/A 2 in N/A 7 7/8 in N/A 15 1/8 in N/A 16 1/8 in
PGPRE300800 N/A 8 N/A 2 in N/A 8 7/8 in N/A 17 in N/A 19 1/8 in
PGPRE311000 N/A 10 N/A 2 in N/A 9 3/4 in N/A 18 3/4 in N/A 20 1/8 in
PGPRE321200 N/A 12 N/A 2 in N/A 10 7/8 in N/A 21 in N/A 22 1/8 in
PGPRE331400 N/A 14 N/A 2 in N/A 12 1/8 in N/A 23 1/8 in N/A 24 1/8 in
PGPRE341600 N/A 16 N/A 2 in N/A 13 in N/A 25 in N/A 26 1/8 in
PGPRE351800 N/A 18 N/A 2 in N/A 14 3/4 in N/A 27 3/4 in N/A 28 1/8 in
Unit of Measure
1 2 3