Description
Conbraco Industries 9858P-36 Redline Boiler Sight Glass Overview
The Conbraco Industries 9858P-36 is a 36-inch Redline boiler sight glass with a 5/8-inch diameter, engineered for reliable visual water level monitoring in hydronic heating systems and steam boilers. The distinctive red indicator line running the length of the glass tube provides technicians and operators with a clear, at-a-glance reference point for accurate level readings — even in low-light or high-heat environments.
Key Features
- 36-inch overall length for extended sight range in taller boiler configurations
- 5/8-inch diameter glass tube for compatibility with standard sight glass fittings
- Redline design — integrated red stripe for fast, accurate water level identification
- Manufactured by Conbraco Industries, a trusted name in hydronic and steam system components
- Designed for use in boilers, steam systems, and hydronic heating applications
- Durable glass construction built to withstand the thermal demands of boiler environments
Applications
- Steam boilers and hot water boilers
- Hydronic heating systems
- Industrial and commercial water level monitoring
- Replacement sight glass for existing boiler gauge assemblies
Specifications
- SKU: 9858P-36
- Brand: Conbraco Industries
- Length: 36 inches
- Diameter: 5/8 inch
- Type: Redline Sight Glass







Reviews
There are no reviews yet.