Overview Reviews Similar Products Product Description Complete Heater Assy: Single bend Trombone w/ cord for D-1 Proportional Fast Flo 1997 C3556-1 Comes With: Heater Circ. Pump Flow Switch Tubing 4 Clamps Replaces 1781-14 Also Known As (PEH-5526-NH-6742) 5.5kw Trombone Heater Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Heater Assy, Replacement, Dimension One 4.0kW, 2.25"x12" $212.12 $139.95 Add to Cart Quick view Dimension One Heater - Laing 6144 / 1781-27 $359.95 Add to Cart Quick view Dimension One Spas Heater Assembly, Low Flow, D-1, Trombone w/ cord $299.95 Add to Cart