---
product_id: 7854752
title: "House of Kolor 1 Gallon Ru311/Ru-311 Medium Reducer"
brand: "house of kolor"
price: "¥46647"
currency: JPY
in_stock: true
category: "House Of Kolor"
url: https://www.desertcart.jp/products/7854752-house-of-kolor-1-gallon-ru311-ru-311-medium-reducer
store_origin: JP
region: Japan
---

# Staged release for flawless flow & leveling Optimized for Kosmic Kolor & Shimrin base coats 1 Gallon volume for extensive projects House of Kolor 1 Gallon Ru311/Ru-311 Medium Reducer

**Brand:** house of kolor
**Price:** ¥46647
**Availability:** ✅ In Stock

## Summary

> 🎨 Elevate your custom paint game with flawless flow and finish!

## Quick Answers

- **What is this?** House of Kolor 1 Gallon Ru311/Ru-311 Medium Reducer by house of kolor
- **How much does it cost?** ¥46647 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/7854752-house-of-kolor-1-gallon-ru311-ru-311-medium-reducer)

## Best For

- house of kolor enthusiasts

## Why This Product

- Trusted house of kolor brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Generous Volume:** 1 gallon size supports large-scale custom paint jobs without interruption
- • **Versatile Surface Use:** Perfect for metal, plastic, and fiberglass, indoors or outdoors
- • **Precision Flow Control:** Engineered staged release ensures smooth application and superior gloss retention
- • **Ultimate Compatibility:** Specifically formulated for House of Kolor Kosmic, Shimrin, Kandys, and Klears systems
- • **Trusted Industry Leader:** House of Kolor’s premium reducer maintains the brand’s award-winning quality standards

## Overview

House of Kolor RU311 Medium Reducer is a 1-gallon premium liquid reducer designed exclusively for use with House of Kolor’s Kosmic Kolor, Shimrin, Kandys, and Klears base coats. It features a staged release formula that optimizes flow, leveling, and gloss retention, making it ideal for professional custom coatings on metal, plastic, and fiberglass surfaces.

## Description

1 Gallon Of Ru311 House Of Kolor Medium Reducer; Ru-311 Medium Reducer Is Recommended For Use With Our Kosmic Kolor Base Coats, Shimrin Base Coats, Kandys, And Klears. Has Staged Release For Proper Flow Out, Leveling, And Gloss Retention.

## Features

- House Of Kolor Maintains Its Integrity And Reputation As A Leader In The Custom Coatings Industry By Using Only The Finest Ingredients In The Production Of Its Award-Winning Paint Products
- The Only Reducers We Recommend For Use With The House Of Kolor System
- The only reducers we recommend for use with the House of Kolor System
- Medium Dry Kosmic Reducer

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001KN7JJ6 |
| Age Range Description | Adult |
| Best Sellers Rank | #1,495,998 in Automotive ( See Top 100 in Automotive ) #1,263 in Automotive Body Paint |
| Brand Name | House of Kolor |
| Color | Red |
| Color Code | #B7410E |
| Container Type | Can |
| Coverage | Medium |
| Customer Reviews | 4.6 4.6 out of 5 stars (93) |
| Finish Type | Gloss |
| Included Components | Gallon |
| Is Waterproof | False |
| Item Form | Liquid |
| Item Volume | 1 gallons |
| Manufacturer | House of Kolor |
| Model Number | 4333060590 |
| Paint Type | PAINT |
| Part Number | RU311 |
| Size | 128 Fl Oz (Pack of 1) |
| Special Features | Glow |
| Specific Uses For Product | Interior/Exterior |
| Surface Recommendation | Metal, Plastic, Fiberglass |
| UPC | 844825077850 |
| Unit Count | 128 Fluid Ounces |

## Product Details

- **Brand:** House of Kolor
- **Color:** Red
- **Finish Type:** Gloss
- **Item Volume:** 1 gallons
- **Paint Type:** PAINT
- **Size:** 128 Fl Oz (Pack of 1)
- **Special Feature:** Glow
- **Specific Uses For Product:** Interior/Exterior
- **Surface Recommendation:** Metal, Plastic, Fiberglass
- **Unit Count:** 128 Fluid Ounces

## Images

![House of Kolor 1 Gallon Ru311/Ru-311 Medium Reducer - Image 1](https://m.media-amazon.com/images/I/41UFyPMu5ZL.jpg)

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**Shop now:** [https://www.desertcart.jp/products/7854752-house-of-kolor-1-gallon-ru311-ru-311-medium-reducer](https://www.desertcart.jp/products/7854752-house-of-kolor-1-gallon-ru311-ru-311-medium-reducer)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-20*