Common diameters available include 22", 24", 29.75" (about 30"), 30", 36" and 40".
Most spark covers use a fine mesh screen that traps sparks, ash, and embers while the mesh structure allows steady airflow for a cleaner, consistent burn.
Many spark covers include a metal or reinforced top ring or handle so the cover can be lifted or repositioned with a fire tool or poker; some models list specific handle dimensions.
Weights vary by size and material but commonly fall between about 3 pounds and 7.6 pounds across available options.
Typical heights range from about 7.5 inches up to 9.5 inches.
Several designs use thicker stainless steel frames and fine stainless mesh to withstand high temperatures and resist warping over time.
Spark covers are intended for outdoor use — on patios, gravel pads, fire pit rings, and to sit atop standard round fire pits of the listed diameters.
Spark screens act as a protective barrier that helps contain sparks, embers, and ash, reducing the risk of flying debris near children, pets, and guests.