Fire Pit Glass, Black Reflective 20 lb 1/2-Inch Rocks

Fire pit glass rocks add clean, reflective sparkle to gas fire features while hiding pipes for a polished flame display. This 20 lb bag of black tempered, crushed glass delivers high-luster shine in daylight and warm flicker at night—without smoke, odor, or ash. Built for high heat, it helps keep your fire pit table or fireplace looking finished, modern, and easy to maintain.

• Delivers reflective black shimmer to enhance flame visuals in fire pits, fire pit tables, and fireplaces.


• Resists high heat to help prevent cracking or darkening during normal use.


• Reduces mess with no ash or soot—ideal for clean-burning gas fire features.


• Includes 20 lb of 1/2 in crushed tempered glass to cover burner areas and conceal gas lines.


• Cleans fast by rinsing with a 1:1 water/vinegar mix, then drying before reuse.

Use this reflective crushed glass to upgrade your outdoor fire pit, patio lounge, or indoor gas fireplace with a sleek, contemporary finish. For best coverage and flame effect, fill to a 2–4 in depth and keep glass dry before lighting. Beyond fire features, the glossy black chips also work as high-impact landscape accents in gardens and decorative displays where sparkle and contrast matter. Grab yours today and refresh your setup with a cleaner, brighter look.

• Type: Reflective crushed fire glass


• Material: Tempered glass (made from quartz sand)


• Color: Black


• Chip size: 1/2 in (12.7 mm)


• Net weight: 20 lb (9.0 kg)


• Temperature resistance: Up to 1112°F (600°C)


• Recommended fill depth: 2–4 in