$145.00
This Navien 30004834B Water Adjustment Valve is a genuine OEM repair part. It is brand new in the original Navien factory packaging and is guaranteed to fit and function properly. Please see below for important warranty information and a list of models that this part fits.
Fits These Models
CC-180-LP , CC-180-NG , CC-210-LP , CC-210-NG , CC-240-LP , CC-240-NG , CR-180A-LP , CR-180A-NG , CR-210A-LP , CR-210A-NG , CR-240A-LP , CR-240A-NG , NP-180-LP , NP-180-NG , NP-180A-LP , NP-180A-NG , NP-210-LP , NP-210-NG , NP-210A-LP , NP-210A-NG , NP-240-LP , NP-240-NG , NP-240A-LP , NP-240A-NG , NR-180-LP , NR-180-NG , NR-180A-LP , NR-180A-NG , NR-210-LP , NR-210-NG , NR-210A-LP , NR-210A-NG , NR-240-LP , NR-240-NG , NR-240A-LP , NR-240A-NG
| Applications | Tankless Water Heater |
| Compatibility | CC, CR, NP |
| Item Family | Valve |
| Model Number | 30004834B |
| Product Type | Water Adjustment |
| Supplier Part Number(s) | 30004834B |
| Universal Product Code | 884954300139 |
Rates are calculated at checkout based on weight and dimensions. These items are typically shipped directly to your delivery address via national carriers or 3rd-party couriers.
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View our shipping policy for full details
We offer a hassle-free 7-day return policy. Within the initial 7 days from the purchase date, if you change your mind or find an alternative, we’ll accept returned products and issue a full refund, subject to the Return Product Eligibility criteria outlined in our full Return Policy page.








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