GREEN BUILDING MATERIALS

GREEN BUILDING MATERIALS

1. STORM WATER & SEWAGE PIPE

   • WATER SYSTEM - DUCTILE IRON OR STEEL PIPE
   • ABS
     • COMPARE TO PVC: LIGHTER, HIGHER THERMAL EXPANSION, MORE EXPENSIVE
   • CAST IRON
     • DURABLE & LOW THERMAL EXPANSION, HIGH LABOR COST
   • CONCRETE PIPE
     • EXPENSIVE TO INSTALL
   • HDPE
     • LIGHTEST, LOWEST COST, MOST FLEXIBLE, HIGH THERMAL EXPANSION
   • PVC
     • HIGH STRENGTH, LIGHTWEIGHT, LOW COST, POLLUTANT
   • VITRIFIED CLAY PIPE
     • HEAVIER, REPLACED BY PVC
   • RECYCLED PLASTIC PIP

2. CEMENT & CONCRETE

   • RESIDENTIAL: 12% CEMENT
   • ENERGY INTENSIVE

3. TREATED LUMBER

   • OIL-BASED PRESERVATIVES
   • WATER-BASED PRESERVATIVES