---
product_id: 567304771
title: "Upgraded Water Valve Kit 385311641 for Dometic Toilets 300, 310, and 320, Freeze Resistant, Increased Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural)"
brand: "beech lane"
price: "3086751₫"
currency: VND
in_stock: true
reviews_count: 5
category: "Beech Lane"
url: https://www.desertcart.vn/products/567304771-upgraded-water-valve-kit-385311641-for-dometic-toilets-300-310
store_origin: VN
region: Vietnam
---

# Patent-pending design for longer valve life Freeze resistant to -22°F Ultrasonic seam sealing prevents leaks Upgraded Water Valve Kit 385311641 for Dometic Toilets 300, 310, and 320, Freeze Resistant, Increased Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural)

**Brand:** beech lane
**Price:** 3086751₫
**Availability:** ✅ In Stock

## Summary

> ❄️ Upgrade your RV’s throne with freeze-proof, leak-proof confidence!

## Quick Answers

- **What is this?** Upgraded Water Valve Kit 385311641 for Dometic Toilets 300, 310, and 320, Freeze Resistant, Increased Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) by beech lane
- **How much does it cost?** 3086751₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/567304771-upgraded-water-valve-kit-385311641-for-dometic-toilets-300-310)

## Best For

- beech lane enthusiasts

## Why This Product

- Trusted beech lane brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Thousands:** 4.4-star rating from over 1,400 users who refuse to settle for less
- • **Leak-Proof Confidence:** Hexagonal rotary seam melting ensures a 100% sealed valve body
- • **Engineered for Endurance:** Revolutionary valve design extends lifespan beyond standard models
- • **Freeze-Proof Reliability:** Glass fiber reinforced polymer withstands harsh winter conditions down to -22°F
- • **Perfect Fit for Dometic 300 Series:** Seamlessly compatible with Dometic 300, 310, and 320 toilets for hassle-free upgrades

## Overview

The Beech Lane Upgraded Water Valve Kit 385311641 is a precision-engineered replacement valve designed specifically for Dometic 300, 310, and 320 series RV toilets. Featuring patented freeze-resistant polymer construction tested to -22°F, ultrasonic seam sealing to eliminate leaks, and a robust design that significantly extends valve lifespan, this valve kit offers a reliable, maintenance-reducing upgrade trusted by thousands of RV owners.

## Description

Beech Lane Upgraded Water Valve Kit 385311641 for Dometic Toilets 300, 310, and 320, Freeze Resistant, Increased Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) : desertcart.in: Car & Motorbike

Review: Dometic 310
Review: A Necessary Reliability Upgrade for Dometic Toilets

## Features

- RE-ENGINEERED UPGRADED REPLACEMENT VALVE FOR DOMETIC 300 SERIES TOILETS- Stop breaking your back every year replacing your leaking toilet valve with another poorly design valve. This Beech Lane Patent Pending valve fixes the core issues which cause valve failure. Fits Dometic 300, 310, and 320 Series RV Toilets. Compare to Dometic Sanitation 385311641 Water Valve Kit F300/F310.
- FREEZE RESISTANT TECHNOLOGY PREVENTS CRACKS- Features glass fiber reinforced polymer construction that is tested down to -22 Degrees F for crack resistance during freezing temperatures.
- PATENT PENDING DESIGN INCREASES VALVE LIFESPAN - This Beech Lane valve features a Patent Pending design for increased valve longevity and prolonged function.
- ROTARY SEAM MELTING COMPLETELY SEALS VALVE SEAMS- Engineered with a hexagonal inner structure to the cap to allow for complete seam sealing during production between cap and valve body with rotary melting.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09P1WXMTW |
| Brand | Beech Lane |
| Brand Name | Beech Lane |
| Country of Publication | USA |
| Customer Reviews | 4.4 out of 5 stars 1,482 Reviews |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | Flange |
| Manufacturer | Beech Lane |
| Material | Beech |
| Material Type | Beech |
| Model Number | BL-110-Master |
| Number of Ports | 2 |
| Outlet Connection Size | 1 Inches |
| Outlet Connection Type | Flange |
| Size | 1 Inch |
| Specification Met | ADA, UPC |
| Thread Type | NPT |
| UPC | 856152008896 |
| Unit Count | 1.0 Count |
| Valve Type | Ball Valve or Gate Valve |

## Product Details

- **Material:** Beech
- **Brand:** Beech Lane
- **Number of Ports:** 2
- **Specification Met:** ADA, UPC
- **Manufacturer:** Beech Lane
- **UPC:** 856152008896

## Images

![Upgraded Water Valve Kit 385311641 for Dometic Toilets 300, 310, and 320, Freeze Resistant, Increased Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 1](https://m.media-amazon.com/images/I/61ECgpwj4WL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Dometic 310
*by M***3 on 3 April 2025*



### ⭐⭐⭐⭐⭐ A Necessary Reliability Upgrade for Dometic Toilets
*by Z***T on 25 January 2026*



### ⭐⭐⭐⭐⭐ Two Screws Hold it to the back of the toilet!
*by J***. on 29 May 2024*



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**Shop now:** [https://www.desertcart.vn/products/567304771-upgraded-water-valve-kit-385311641-for-dometic-toilets-300-310](https://www.desertcart.vn/products/567304771-upgraded-water-valve-kit-385311641-for-dometic-toilets-300-310)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-18*