GL81H groove Y-type filter is an indispensable device on the pipeline of conveying media, usually installed in the pressure reducing valve, pressure relief valve, water level valve or the inlet side of other equipment, used to eliminate impurities in the media to protect the groove valves and the normal use of equipment. When the fluid enters the filter cartridge with a certain specification filter, the impurities are blocked, and the clean filtrate is discharged from the filter outlet, when the need for cleaning, as long as the removable filter cartridge is taken out, and reloaded after processing, so the use of maintenance is extremely convenient.
Product Parameters
Product Model | GL81H-16Q |
Valve Body Material | Ductile Iron |
Nominal Pressure | ≤1.6Mpa |
Applicable Media | Water, etc. |
Operating Temperature | ≤80°C |
Product Size Reference

Nominal Diameter | DN/in | OD | L | H |
DN50 | 2 | 60 | 165 | 170 |
DN65 | 2-1/2 | 76 | 195 | 180 |
DN80 | 3 | 89 | 222 | 200 |
DN100 | 4 | 114 | 280 | 260 |
DN125 | 5 | 140 | 291 | 310 |
DN150 | 6 | 165 | 330 | 360 |
DN200 | 8 | 219 | 395 | 440 |
DN250 | 10 | 273 | 530 | 530 |


















