Inspection Ports: Black lid only, Size: 125mm 5" Excellent quality heavy duty "Nairn" brand Australian made nylon inspection ports with rubber "O" ring lid seals. Most ports are...
Inspection Ports: Black lid only, Size: 150mm 6" Excellent quality heavy duty "Nairn" brand Australian made nylon inspection ports with rubber "O" ring lid seals. Most ports are...
