Eliminate downtime and hassles with STRUCTURAL Exchange Tanks. Our Noryl exchange head, 4.5" threaded openings, and standard disconnects are designed to operate with your existing system. Changeover is quick, easy, and affordable. STRUCTURAL Exchange Tanks come with a 5 year exclusive warranty. Features and Benefits Portable, easy to change-out design eliminates downtime and hassles Noryl exchange head, 4.5" threaded openings and standard disconnects operate w/ existing systems Noryl manifold is 30% stronger than conventional ABS Requires no steel bands Impact and corrosion resistance due to high performance polyethylene inner liner Factory-backed five-year warranty Materials of construction Polyethylene inner shell Specifications Pentair Safety factor: 4:1 Minimum burst at 600 psi Tested to 250,000 cycles without leakage Maximum operating pressure: 150 psi Maximum operating temperature: 120° F Certifications NSF Safety factor: 4:1 Minimum burst at 600 psi Tested to 100,000 cycles without leakage