The Universal H-Series is an energy efficient, high performance, installation adaptable commitment to the pool service professional.FeaturesFd integrated control board kitFits hayward universal h-series low nox pool heaterAlso fits hayward universal h-series low nox pool heaterStandard Cupro Nickel Heat ExchangerExcellent Salt Water and chemical Corrosion ResistanceExclusive ‘Totally Managed’ Cupro Nickel Heat Exchanger Water FlowSame Water Velocity Through All Tubes for Faster HeatingPatented Header By-Pass DesignUp to 18% Savings by Reducing Pump Run-Time2 x 2 1/2 in. CPVC Union Plumbing ConnectionsCommon Union for Installation or Service, Adapts to Larger Plumbing Recommended for Greater EfficienciesLow NOx Emissions – Meets Clean Air Quality StandardsDimension – 7.82 x 5.31 x 5.471 in.

Product Features

• Fd integrated control board kit
• Fits hayward universal h-series low nox pool heater models h250fdn, h250fdp
• Also fits hayward universal h-series low nox pool heater models h300fdn, h300fdp, h350fdn, h350fdp, h400fdn, h400fdp