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Aprilaire Yellow Orifice #4231 - Image 1
Aprilaire Water Solenoid Valve (24V) #4040
Aprilaire Water Solenoid Valve (24V) #4040 Original price was: $64.99.Current price is: $32.49.
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AprilAire Z10IDT Wireless Indoor Temperature and Humidity Sensor for S86WMUPR Wi-Fi Thermostat
AprilAire Z10IDT Wireless Indoor Temperature and Humidity Sensor for S86WMUPR Wi-Fi Thermostat Original price was: $49.99.Current price is: $25.00.

Aprilaire Yellow Orifice #4231

Original price was: $8.99.Current price is: $3.50.

17 Items sold in last 3 minutes

1000 in stock

🔥Buy 3, Get 1 Free – Mix & Match Any Products!🔥
Estimated delivery dates: Jul 14, 2026 - Jul 15, 2026
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Description

The Aprilaire Yellow Orifice #4231 is the tiny nylon components which accurately meter the flow of water into your humidifier, allowing a specific amount of water unique to your model.

Compatible Models

  • 400, 400A, 400M
  • 500, 500A, 500M
  • 550, 550A
  • 558
  • 560, 560A
  • 568
  • 600, 600A, 600M
  • 700, 700A, 700M
Additional information
Weight 0.045 lbs
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