| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | A Y MCDONALD MFG CO | AY 4173-166 | 74ML20LB REC MONTIOR COVER 20 |
| | A Y MCDONALD MFG CO | AY 4173-177 | 74ML20HHTT REC X-HEAVY MONITOR CVR 20 2 HOLES IN LID |
| | A Y MCDONALD MFG CO | AY 4173-179 | 74ML20SWT REC MONITOR SEWER CVR 20 |
| | A Y MCDONALD MFG CO | AY 4173-181 | 74MRL20HHT RISER RING 20 XX HEAVY COVER 20 OFFSET HOLE |
| | A Y MCDONALD MFG CO | AY 4174-182 | 74ML20NL COVER ONLY - 20" |
| Manufacturer | A Y MCDONALD MFG CO |
| Specifications | 20 in Opening Cover |
