NETAFIM USA Landscape & Turf Product Catalog | 3 TYPICAL LAYOUTS SUBSURFACE DESIGN For Use with Techline® Dripline Designs. Bury Driplines Evenly Throughout the Zone from 4” to 6” Deep or on-surface under Mulch. Use one staple for: • Every 3’ of Techline in sand, every 4’ in loam and every 5’ in clay. • Use two staples over each tee, elbow or cross. • Recommend use of a U-shaped staple that is less likely to pinch the dripline. STAPLES Start rows of Techline 2” from hardscapes and 4” from softscapes. TECHLINE PVC is most often used for Techline manifolds in subsurface systems. Use Techline blank tubing as supply and exhaust headers on zones under 5 GPM. OPTIONAL COMPONENTS LOW VOLUME CONTROL ZONE KIT For easy installation, use Netafim’s Low Volume Control Zone Kits which include a pre-assembled valve, filter and pressure regulator. SUPPLY AND EXHAUST HEADERS • Normally placed along exhaust header or at the point farthest away from the source. • Install in a valve box with gravel sump. MANUAL FLUSH VALVE Water Meter used to measure water usage for irrigation system. Plastic version available in ¾” and 1” sizes. Metal version available in ¾” to 6” sizes. WATER METER MASTER VALVE NOTES: • Add an automatic flush valve when using Techline DL, EZ or RW. • Add an air relief valve at the highest point in the system when using Techline DL, EZ or RW. Place before water meter. Automatic continuous acting mini air vent models available in ½” and ¾” sizes, up to 150 psi. CONTINUOUS ACTING AIR VENT