- Products
- Steam Traps
- Condensate Recovery
- Pressure Reducing Valves
- Safety Valves
- Control Valves, Controllers
- Vortex Flowmeters
- Filters
- Separators
- Sensors
- Valves
- Check Valves
- Strainers, Sight Glasses and Other
- Air Vents
- Vacuum Breakers
- Air and Drain Traps
- Peripheral Equipment
- Vacuum Steam Heating Systems
- Steam Compressor
- Maintenance Instruments
- Engineering Software
- Instantaneous Water Heater
Strainers, Sight Glasses and Other

Strainers, sight glasses, and non-freeze valves used in the steam trap periphery.
Operating Pressure Range: 0 - 4 MPaG
Operating Temperature Range: -20 - 400 °C
Subcategories
Y-strainers
For removing dirt and scale from inside piping.Sight Glasses
For visually monitoring the flow of fluids from the outside of the piping.Automatic Non-freeze Valves
Used to prevent the freezing of residual condensate during shut-down.Benefits and Features
Strainers, sight glasses, and a variety of other products ancillary to steam traps and other valves.
- A line-up of sizes and materials convenient for use with steam systems
- Optional automatic non-freeze valve or blow-off valve combined with the trap body (consult with TLV when placing order)
- Sight glasses feature a PTFE (fluorine resin) gasket for easy disassembly and maintenance
Application Areas
- Strainer: protects equipment by removing scale and foreign matter from steam traps, reducing valves, control valves, etc.
- Sight glass: used to check flow status of fluids
- Automatic non-freeze valve: protects steam traps from problems caused by frozen condensate
- Blow-off valve: blows scale out of steam traps