Orifice yellow
1
This aprilaire 4231 humidifier orifice (yellow) is used in many aprilaire humidifiers including the following aprilaire humidifier models: aprilaire 400 humidifier, aprilaire 400a humidifier, aprilaire 400m humidifier, aprilaire 500 humidifier, aprilaire
4231, 7580, GA4231, APR4231, 01/04/4231, 851385, APRIL4231, GA4231-O
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
 | GEN570A - 570a Automatic 12gpd Bypass Humidifier Quantity: 1 View Part Info | $165.42 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 18 | 570-13 - Cover. View Part Info | $0.00 | More Info Special order |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 10 |  | HC22A1007 - Hard Wick Filter 9 7/8x (ga10 ) Quantity: 1 View Part Info | $14.99 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 15 | GEN7572 - 900-11 Damper Knob Quantity: 1 View Part Info | $3.64 | Special order |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 3 |  | 7562 - 900-10 Spout Quantity: 1 View Part Info | $5.15 | Out of Stock |
| 5 | GEN7221 - Ga4040 Solenoid Valve 24v Quantity: 1 View Part Info | $77.00 | Special order | |
| 6 |  | apr4004 - In Line Strainer Quantity: 1 View Part Info | $3.99 | In stock |
| 13 |  | APR4231 - Orifice Yellow Quantity: 1 View Part Info | $2.66 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 1 | 570-1 - Chasis. View Part Info | $0.00 | More Info Special order | |
| 7 | 7568 - Compression Sleeve, Plastic Quantity: 1 View Part Info | $3.07 | Special order | |
| 7 |  | 60-4 - 1/4 Compression Sleeve View Part Info | $0.39 | In stock |
| 8 |  | 61-4 - 1/4 Compression Nut View Part Info | $4.52 | In stock |
| 9 | 570-40 - Pad Rail . View Part Info | $0.00 | More Info Special order | |
| 11 | GEN7570 - 900-15 Distributor Trough Quantity: 1 View Part Info | $15.03 | Special order | |
| 16 | GEN7573 - 900-28 Damper Disk Quantity: 1 View Part Info | $11.70 | Special order |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 17 | 570-2 - Side Panel . View Part Info | $0.00 | More Info Special order |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 2 |  | 7561 - 900-9 Nozzle Quantity: 1 View Part Info | $5.21 | In stock |
| 4 |  | apr4226 - Feed Tube With Compression View Part Info | $14.68 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
| 12 | 7571 - 900-14 Drain Pan Quantity: 1 View Part Info | $4.00 | Special order |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
 | AC-912 - Pan Tabets ( 6 Pack) View Part Info | $13.65 | In stock | |
 | 246 - Humidifier Treatment View Part Info | $15.65 | In stock | |
 | T812 - Cutting Board 8 X12 Inch View Part Info | $4.99 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
 | FSRM6 - Humidafresh Rainforest Mist Water Treatm Quantity: 1 View Part Info | $11.03 | In stock | |
 | FSCA6 - Humidafresh Cinnamon Apple Water Treatme Quantity: 1 View Part Info | $11.15 | In stock | |
 | FSFV6 - Humidafresh Vanilla Water Treatment Quantity: 1 View Part Info | $5.13 | In stock | |
 | AC802 - Humidifier Bacteriostatic Water Treatmen Quantity: 1 View Part Info | $11.28 | In stock | |
 | 1T-6 - Humdf Water Treatment32 Oz Quantity: 1 View Part Info | $11.80 | In stock | |
 | AC816 - Extra Strength Humidifier Cleaner Quantity: 1 View Part Info | $11.22 | In stock | |
 | FSOB6 - Humidafresh Ocean Breeze Quantity: 1 View Part Info | $5.13 | In stock | |
 | 3US-6 - Water Treatment Cleaner View Part Info | $11.22 | In stock |
| Ref. | Image | Part No & Description | Price | |
|---|---|---|---|---|
 | 21581001 - Worm Gear Clamp, 5 5/8 - 6 1/2 Quantity: 1 View Part Info | $1.99 | In stock |
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