12″ Heavy-Wall (Wall Thickness: 7/32″=5.56 mm) Boiler Sight Glass, 5/8″ OD
DUCO® High-Pressure ‘HEAVY-WALL’ (Wall Thickness: 5.0+ mm) Boiler Sight Gauge Glass. Steam boiler service working Pressure (5/8″ OD x 12″ Long) with 2 EPDM Gaskets. Considerably higher working pressure than other Ordinary-Thickness-Wall sight glasses.
DUCO® RedLine Boiler Sight Gauge Glass (5/8″ OD x 18″ L) for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 18″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required. RED-LINE Sight Glass Specifications.
DUCO® Red Line Boiler Sight Gauge Glass (5/8″ OD x 16″ L) for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 16″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required. RED-LINE Sight Glass Specifications.
DUCO® Red Line Boiler Sight Gauge Glass 4-3/4″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 4-3/4″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required.
DUCO® Red Line Boiler Sight Gauge Glass (5/8″ OD x 7-1/4″ L) for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 7-1/4″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required.
DUCO® Red Line Boiler Sight Gauge Glass 4-7/8″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 4-7/8″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required.
DUCO® Red Line Boiler Sight Gauge Glass 4-1/4″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 4-1/4″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required.
DUCO® Red Line Boiler Sight Gauge Glass 8.0″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 8.0″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required. RED-LINE Sight Glass Specifications.
DUCO® Red Line Boiler Sight Gauge Glass 6.0″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 6.0″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required. RED-LINE Sight Glass Specifications.
DUCO® Red Line Boiler Sight Gauge Glass 7.0″ Long x 5/8″ OD for High-Pressure
DUCO® RED-LINE Boiler Sight Gauge Glass (5/8″ OD x 7.0″ L) for High-Pressure Steam Service. Steam boiler service working Pressure Depending on local code, RED-LINE sight gauge glass is required. RED-LINE Sight Glass Specifications.