Small-Diameter Access Risers (RR, RA)
Orenco® Small-Diameter Access Risers are used as valve enclosures,
inspection ports, and service connection risers. For 12-inch (300-mm)
Ultra-Rib™ access risers, see “Ultra-Rib Access Risers.”
- Class 63 IPS construction on 8-inch nominal diameter (200-mm
DN) access risers
- Plastic irrigation pipe (PIP) construction on 15-inch nominal
diameter (375-mm DN) access risers
- Riser heights available in 3-inch (76-mm) increments