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Aprilaire 4040 Replacement Solenoid Valve 24 Volt Aftermarket.

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  • Aprilaire¬†Aftermarket Part # 4040 Replacement Solenoid Valve
  • For Aprilaire Humidifier Models 220, 224, 400, 440, 500, 550, 558, 560, 568, 600, 700, 760, & 768¬†
  • We recommend using a Qualified HVAC Contractor to install this part¬†
  • AS WITH ALL ELECTRICAL PARTS -- THIS PART IS FINAL SALE
  • Free Shipping in Ontario & Quebec*
  • Pick Up In Store $50.00