---
product_id: 182548528
title: "GRISUN Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds"
brand: "grisun"
price: "S$132"
currency: SGD
in_stock: true
reviews_count: 13
category: "Grisun"
url: https://www.desertcart.sg/products/182548528-grisun-onyx-black-fire-glass-for-fire-pit-1-2
store_origin: SG
region: Singapore
---

# High luster reflective finish for dazzling flames Eco-friendly alternative to traditional firewood 1/2 inch tempered glass for max heat resistance GRISUN Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds

**Brand:** grisun
**Price:** S$132
**Availability:** ✅ In Stock

## Summary

> 🔥 Elevate your fire pit game with dazzling Onyx Black brilliance!

## Quick Answers

- **What is this?** GRISUN Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds by grisun
- **How much does it cost?** S$132 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/182548528-grisun-onyx-black-fire-glass-for-fire-pit-1-2)

## Best For

- grisun enthusiasts

## Why This Product

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

## Key Features

- • **Mirror-Like Sparkle:** Onyx Black finish amplifies flame brightness with a sleek, modern reflective glow.
- • **Radiant Heat, No Burn:** Tempered glass retains heat without burning or melting, ensuring safe, long-lasting warmth.
- • **Durability Meets Design:** Corrosion, fade, and heat resistant glass that stays stunning season after season.
- • **Eco-Chic Fire Experience:** Sustainable fire glass replaces wood, reducing smoke and environmental impact while elevating style.
- • **Versatile Ambiance Upgrade:** Perfect for indoor/outdoor fire pits, propane, natural gas, electric fireplaces, and even aquariums.

## Overview

GRISUN Onyx Black Fire Glass features 1/2 inch tempered, high-luster reflective glass rocks designed for both indoor and outdoor fireplaces using propane, natural gas, or electric fuel. Weighing 10 pounds, this eco-friendly fire glass offers superior heat retention without melting or fading, creating a stunning, safe, and modern fire ambiance that outperforms traditional lava rocks.

## Description

desertcart.com: GRISUN Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds : Patio, Lawn & Garden

Review: Great quality fire glass - Beautiful fire glass for our fire pit. Very reflective. Thickness as described, no sharp shards. When lit puts off more heat and beautiful flames. Very pleased with purchase. Way better than lava rocks.
Review: Real nice effects to the flame - We had the brownish round glass before adding these new glass pieces. The unique colors of the glass and the mirror-like flat finish create a beautiful fire effect.

## Features

- ♨【Wide Range of Use】- Can be used in an indoor or outdoor fireplace that uses propane gas, natural gas or electric; can also be used in indoor glass fireplaces, outdoor firepits, fire tables, and fish tanks.
- ♨【Sparkly & Luster】- Flames make the fire glass shine bright and beautiful.
- ♨【No Melting or Fading】- Fire pit glass has strong corrosion resistance, heat resistance, fade resistance and retains heat effectively. Will not degrade overtime.
- ♨【Easy Heating/Extinguishing】- The fire pit rocks itself does not burn. The glass retains some heat but does not remain on fire after you turn off the supply of gas.
- ♨【Positive Environmental Impact】- Firepit glass rock is a brilliant addition for your fire pit and serves as a great alternative to traditional firewood.
- ♨【Warm Ambience】- Put a layer of lava rocks down and then cover with fire pit glass rocks to give your fire a unique look. Stay warm and cozy on chilly nights.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Z95PVBD |
| Best Sellers Rank | #4,834 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #6 in Decorative Fire Pit Glass Pellets |
| Brand | GRISUN |
| Color | Onyx Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (5,050) |
| Finish Type | Tempered Glass |
| Fuel Type | Electric, Liquefied Petroleum Gas, Natural Gas, Wood |
| Item Weight | 9.9 pounds |
| Item model number | GR-BL |
| Manufacturer | Grisun |
| Material | Tempered Glass |
| Product Dimensions | 12 x 5 x 13 inches |
| Shape | Irregular |
| Style | Modern |

## Product Details

- **Brand:** GRISUN
- **Color:** Onyx Black
- **Finish Type:** Tempered Glass
- **Fuel Type:** Electric, Liquefied Petroleum Gas, Natural Gas, Wood
- **Manufacturer:** Grisun
- **Material:** Tempered Glass
- **Shape:** Irregular
- **Style:** Modern

## Images

![GRISUN Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds - Image 1](https://m.media-amazon.com/images/I/81bnfyrroXL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great quality fire glass
*by T***L on January 2, 2026*

Beautiful fire glass for our fire pit. Very reflective. Thickness as described, no sharp shards. When lit puts off more heat and beautiful flames. Very pleased with purchase. Way better than lava rocks.

### ⭐⭐⭐⭐⭐ Real nice effects to the flame
*by M***E on December 22, 2025*

We had the brownish round glass before adding these new glass pieces. The unique colors of the glass and the mirror-like flat finish create a beautiful fire effect.

### ⭐⭐⭐⭐⭐ Awesome color
*by B***S on October 22, 2025*

Beautiful and looks just like the glass in the picture. Made our fire pit look so classy. I did an ombré with multi colored glass and this is the 2nd layer. Turned out great! Only took a few mins to pour out of the bag into my fire pit

## Frequently Bought Together

- Grisun Onyx Black Fire Glass for Fire Pit, 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass, 10 Pounds
- Grisun Ultra White Fire Glass for Fire Pit, 10 Pounds 1/2 Inch High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass
- GRISUN Red Fire Glass for Fire Pit, 1/2 Inch 10 Pounds High Luster Reflective Tempered Glass Rocks for Natural or Propane Fireplace, Safe for Outdoors and Indoors Firepit Glass

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-02-12*