Email us for a bulk pipe order quote: info@hdpesupply.com. Sample Print Line: (Size) IPS OD PE3608 160 PSI / 200 PSI GEOTHERMAL NSF DR11 ASTM D-3035 AWWA C901. FEATURES: • Suitable applications include Potable Water, Geothermal, Reclaim Water, Intake Water, Raw Water and Waste Water. • Heat-fused, fully restrained, leak proof joints.