calcium hardness
Single unit for 120VAC 50/60Hz power input
Hayward HCC2000 Manual
earlier in the spring and later in the fall
Standard Cupro Nickel Heat Exchanger - Excellent salt water and chemical corrosion resistance
Hayward UHS Forced Draft Drain Valve, ASME - FDXLDRV1930 Two Speed calcium hardnessProduct Description Hayward Forced Draft Replacement Drain Valve, ASME for ALL Models. Hayward Item Code: FDXLDRV1930 This part has been discontinued Features Genuine Hayward Forced Draft H Series Drain Valve, ASME. Compatible with ALL Hayward Forced Draft Heaters: H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, and H400FDP. Compatible with ALL Hayward ASME Forced Draft Heaters: H250FDNASME,