Standard Features: • Precision injection molded domes for uniform wall thickness provide uniform strength across the entire upper and lower dome • Composite material is reinforced with durable, continuous strand fiberglass and sealed from the environment with weather resistant epoxy resin thus making it suitable for underground installation • Utilizing a spin welding process, the upper and lower domes are permanently fused to the extruded cylinder center section • Tank’s water chamber to be optimally sized for the drawdown capacity of each tank • Includes a sturdy base engineered to withstand maximum weight loads and diverse environmental conditions • Water connections are standard PVC for easy installation and a lifetime of trouble free performance