---
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: "144.27 DT"
currency: TND
in_stock: true
category: "Beech Lane"
url: https://www.desertcart.tn/products/426911126-beech-lane-upgraded-water-valve-kit-replaces-385311641-for-dometic
store_origin: TN
region: Tunisia
---

# Over-engineered valve body Freeze-resistant polymer tech Ultrasonic seam sealing 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:** 144.27 DT
**Availability:** ✅ In Stock

## Summary

> 🛠️ Upgrade Your RV Toilet Valve—Because Reliability Should Never Be Optional

## 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?** 144.27 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/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 hexagonal cap structure guarantees ultrasonic sealing against leaks.
- • **Built to Brave the Cold:** Glass fiber reinforced polymer prevents freeze cracks, ensuring year-round reliability.
- • **Effortless Installation:** Flanged 1-inch inlet and outlet connections designed for quick, secure setup.
- • **Engineered for Endurance:** Over-engineered valve design extends lifespan, saving you from frequent replacements.
- • **Perfect Fit for Dometic 300 Series:** Seamlessly replaces part 385311641 for models 300, 310, and 320—no guesswork needed.

## Overview

The Beech Lane Upgraded Water Valve Kit is a precision-engineered replacement for Dometic 300, 310, and 320 series RV toilets, featuring freeze-resistant glass fiber reinforced polymer construction, an over-engineered valve body for extended lifespan, and ultrasonic rotary seam melting technology to ensure leakproof performance. Designed for easy installation with 1-inch flanged connections, this valve kit is the ultimate upgrade to prevent annual valve failures and keep your RV plumbing running flawlessly.

## 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

## 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 | #5,405 in Automotive ( See Top 100 in Automotive ) #5 in RV Toilet Spare Parts |
| Brand | Beech Lane |
| Brand Name | Beech Lane |
| Connector Type | Flanged |
| Customer Reviews | 4.4 out of 5 stars 3,128 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 Items | 1 |
| Number of Packs | 1 |
| Number of Pieces | 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 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)

## Available Options

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

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

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-26*