---
product_id: 426911126
title: "Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural)"
brand: "beech lane"
price: "27484CFA"
currency: XOF
in_stock: true
reviews_count: 13
category: "Beech Lane"
url: https://www.desertcart.sn/products/426911126-beech-lane-upgraded-water-valve-kit-replaces-385311641-for-dometic
store_origin: SN
region: Senegal
---

# Ultrasonic seam sealing Over-engineered valve body Freeze-resistant polymer tech Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural)

**Brand:** beech lane
**Price:** 27484CFA
**Availability:** ✅ In Stock

## Summary

> 🚐 Upgrade your RV throne with leakproof, freeze-proof confidence!

## Quick Answers

- **What is this?** Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) by beech lane
- **How much does it cost?** 27484CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/426911126-beech-lane-upgraded-water-valve-kit-replaces-385311641-for-dometic)

## 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

- • **Leakproof Confidence:** Rotary seam melting with ultrasonic sealing guarantees zero leaks 🔒
- • **Trusted by Thousands:** Rated 4.5 stars by over 3,000 RV pros who refuse to settle for OEM mediocrity
- • **Built to Brave the Cold:** Freeze-resistant glass fiber polymer prevents cracks even in harsh winters ❄️
- • **Engineered for Endurance:** Over-engineered valve design extends lifespan beyond factory standards 🔧
- • **Perfect Fit, Effortless Install:** Direct replacement for Dometic 300, 310, and 320 series toilets—installation in under 20 minutes

## Overview

The Beech Lane Upgraded Water Valve Kit is a premium replacement for Dometic 300 series RV toilets, featuring freeze-resistant glass fiber reinforced polymer construction, an over-engineered valve body for extended durability, and ultrasonic rotary seam sealing to prevent leaks. Designed for easy installation and trusted by thousands, it ensures long-lasting, worry-free performance even in freezing conditions.

## Description

desertcart.com: Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) : Automotive

Review: Easier than I thought it would be - I thought this was going to be a complex operation, but it only took about 15 to 20 minutes to complete this so it is very simple. Everything fit correctly and it works delightfully after we got it in.
Review: Perfect fix when you forget to winterize your camper and need a new one - Great material Its better than the factory Appearance is just like before Size fits perfect Great price More durable than oem Best replacement i could find that works great

## Features

- BEECH LANE UPGRADED REPLACEMENT VALVE FOR DOMETIC 300 SERIES TOILETS, REPLACES PART 385311641 - Stop breaking your back every year replacing your leaking toilet valve. This Beech Lane proprietary ant cracking valve design works to increase valve lifespan . Fits Dometic 300, 310, and 320 Series RV Toilets and replaces part 385311641
- FREEZE RESISTANT TECHNOLOGY HELPS PREVENT CRACKS- Features glass fiber reinforced polymer construction that is tested for improved crack resistance during freezing temperatures.
- OVER ENGINEERED DESIGN INCREASES VALVE LIFESPAN - This Beech Lane valve features a over-engineered body 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 |
| Best Sellers Rank | #4,656 in Automotive ( See Top 100 in Automotive ) #7 in RV Toilet Spare Parts |
| Brand | Beech Lane |
| Brand Name | Beech Lane |
| Connector Type | Flanged |
| Customer Reviews | 4.5 out of 5 stars 3,115 Reviews |
| Exterior Finish | Plastic |
| Inlet Connection Size | 1 inches |
| Inlet Connection Type | Flange |
| Manufacturer | Beech Lane |
| Manufacturer Part Number | BL-110-Master |
| Material | Plastic |
| Material Type | Plastic |
| Model Number | BL-110-Master |
| Number of Packs | 1 |
| Number of Ports | 2 |
| Outlet Connection Size | 1 inches |
| Outlet Connection Type | Flange |
| Set Name | RV |
| Size | 1 Inch |
| Thread Size | 1 inch NPT |
| Thread Type | NPT |
| UPC | 856152008896 |
| Unit Count | 1 Count |
| Valve Type | Ball Valve or Gate Valve |

## Product Details

- **Brand:** Beech Lane
- **Exterior Finish:** Plastic
- **Inlet Connection Size:** 1 Inches
- **Inlet Connection Type:** Flange
- **Material:** Plastic
- **Number of Packs:** 1
- **Number of Ports:** 2
- **Outlet Connection Size:** 1 Inches
- **Outlet Connection Type:** Flange
- **Unit Count:** 1.0 Count

## Images

![Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 1](https://m.media-amazon.com/images/I/61ECgpwj4WL.jpg)
![Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 2](https://m.media-amazon.com/images/I/712By6gJ2wL.jpg)
![Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 3](https://m.media-amazon.com/images/I/71-z0nckg0L.jpg)
![Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 4](https://m.media-amazon.com/images/I/71Xe9u9p-8L.jpg)
![Beech Lane Upgraded Water Valve Kit Replaces 385311641 for Dometic Toilets 300, 310, and 320, Increased Freeze Resistance, Long Valve Lifespan, Ultrasonic Sealing Safeguards Against Leaks (Natural) - Image 5](https://m.media-amazon.com/images/I/81avHrodJfL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easier than I thought it would be
*by A***R on June 13, 2026*

I thought this was going to be a complex operation, but it only took about 15 to 20 minutes to complete this so it is very simple. Everything fit correctly and it works delightfully after we got it in.

### ⭐⭐⭐⭐⭐ Perfect fix when you forget to winterize your camper and need a new one
*by M***N on July 5, 2026*

Great material Its better than the factory Appearance is just like before Size fits perfect Great price More durable than oem Best replacement i could find that works great

### ⭐⭐⭐⭐⭐ Too easy !
*by T***. on July 16, 2026*

Works good.No leaks !

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sn/products/426911126-beech-lane-upgraded-water-valve-kit-replaces-385311641-for-dometic](https://www.desertcart.sn/products/426911126-beech-lane-upgraded-water-valve-kit-replaces-385311641-for-dometic)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-08-25*