Unique curved shape allows for maximum heat absorption 51-Ft long 1.2-in Solar coils housed within heating station For above ground pools up to 30-ft round, 12,000-gal Fits 1.25-in To 1.5-in Hose fitting. Includes 2 installation hoses and stainless steel hose clamps. Includes fittings for soft sided, 2.25-in hoses. Connect multiple heaters to increase heating capacity. This item is branded Blue Wave. GAME is our fabricator for this item.