---
product_id: 248251171
title: "8\" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 12\" Fitting in 8\" Duct"
brand: "hbw"
price: "¥8303"
currency: JPY
in_stock: true
reviews_count: 9
category: "Hbw"
url: https://www.desertcart.jp/products/248251171-8-round-ceiling-diffuser-white-powder-coated-with-outside-dimension
store_origin: JP
region: Japan
---

# Sleek white powder-coated finish 360° all-direction airflow Heavy-duty steel step-down rings 8" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 12" Fitting in 8" Duct

**Brand:** hbw
**Price:** ¥8303
**Availability:** ✅ In Stock

## Summary

> ⚪ Elevate your airflow game with style and strength!

## Quick Answers

- **What is this?** 8" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 12" Fitting in 8" Duct by hbw
- **How much does it cost?** ¥8303 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/248251171-8-round-ceiling-diffuser-white-powder-coated-with-outside-dimension)

## Best For

- hbw enthusiasts

## Why This Product

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

## Key Features

- • **Seamless 360° Airflow:** Experience perfectly balanced air distribution for ultimate comfort.
- • **Effortless Installation:** Comes with matching white screws for a clean, professional fit.
- • **Perfect Fit for 8" Ducts:** Designed to snugly fit standard 8-inch duct openings with a 12-inch outer dimension.
- • **Durable Steel Construction:** Built tough with heavy-duty steel to last through years of use.
- • **Modern Upgrade for Classic Spaces:** Refresh your home’s HVAC look while preserving its timeless charm.

## Overview

The HBW 8" Round Ceiling Diffuser features a robust steel step-down design that ensures 360-degree air deflection for even room ventilation. Powder coated in white with matching screws, it fits standard 8" duct openings with a 12" outer dimension, making it an ideal blend of durability, style, and easy installation for modern and classic interiors alike.

## Description

HBW ceiling diffuser is constructed with heavy duty steel in step down rings so that air flow can be evenly directed to 360 degree in the room. Powder coated in white with matching color screws for easy installation. This item fits in 8" duct opening with outside measurement of 12" so that it can cover the duct hole.

Review: Good find for my older home - I’m remodeling an older home but want to keep the design and charm. These round diffusers are perfect for our older home. It provides a clean, new diffuser while keeping the old decor and charm.
Review: Simple fit - Updating house from square to round, 1990 to 2025 and these worked great.

## Features

- Ceiling diffuser with all direction air deflection
- Constructed with steel with step down structure
- Powder coated in white with three matching color screws included
- Listed size of 8" is for the duct opening measurement
- Actual outside dimension is 12"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08JXRPL9F |
| Batteries Required? | No |
| Best Sellers Rank | #97,556 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #255 in Tool Sets (Tools & Home Improvement) |
| Color | White |
| Customer Reviews | 4.5 4.5 out of 5 stars (156) |
| Date First Available | September 23, 2020 |
| Item Weight | 15.2 ounces |
| Manufacturer | HBW |
| Product Dimensions | 12 x 12 x 2 inches |

## Images

![8" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 12" Fitting in 8" Duct - Image 1](https://m.media-amazon.com/images/I/71L4ye4xDjL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good find for my older home
*by M***6 on December 14, 2025*

I’m remodeling an older home but want to keep the design and charm. These round diffusers are perfect for our older home. It provides a clean, new diffuser while keeping the old decor and charm.

### ⭐⭐⭐⭐⭐ Simple fit
*by J***I on December 24, 2025*

Updating house from square to round, 1990 to 2025 and these worked great.

### ⭐⭐⭐⭐⭐ Very durable
*by M***. on November 7, 2025*

Very sturdy, easy to install

## Frequently Bought Together

- HBW 8" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 12" Fitting in 8" Duct
- HBW 10" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 14" Fitting in 10" Duct
- HBW 6" Round Ceiling Diffuser White Powder Coated with Outside Dimension of 10" Fitting in 6" Duct

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**Shop now:** [https://www.desertcart.jp/products/248251171-8-round-ceiling-diffuser-white-powder-coated-with-outside-dimension](https://www.desertcart.jp/products/248251171-8-round-ceiling-diffuser-white-powder-coated-with-outside-dimension)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-21*