Hayward H-Series H400FD Conversion Kit LP to NA (White Rogers) - FDXLGCKW400PN Automatic Vac (Picture may not show adjustability)

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significantly reducing operational costs

for the best of both worlds

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Hayward H-Series H400FD Conversion Kit LP to NA (White Rogers) - FDXLGCKW400PN Automatic Vac (Picture may not show adjustability)Product Description Hayward H Series H400FD Conversion Kit for Liquid Propane to Natural Gas (White Rogers). In order to improve on the reliability of the UHS heaters, Hayward made a change to the gas valve on the 150k 400k models. The changes required a change to the manifold length. The manifold length change means the valve is NOT backward compatible. Quick change kits that include the manifold and the gas valve will be backwards compatible except