Best Grate for Outdoor Fireplace (2026): 4 Hearth Picks Compared

Compare the picks

Specifications are manufacturer rated, collected 14 October 2026. Weights and dimensions are as listed by each maker. Only one of these listings states a concrete warranty term.

How we scored them

Each grate is scored out of 10 on performance, build, value, safety and warranty, using only what the listing publishes. The weights are on our How We Pick page.

Scores run from 9.2 to 9.8: each product’s point total is placed on that range, so more points always means a higher score.

Buying guide: choosing the best grate for outdoor fireplace

Bar thickness and steel construction

Outdoor fireplaces demand heavy steel bars that can withstand high flame temperatures and heavy split rounds without sagging. Grates built from solid 3/4 in steel bars offer superior rigidity and longevity compared to lightweight stamped metal. While wrought iron styling is common, check whether the listing specifies structural steel like Q235 or solid bars. Heavier steel mass absorbs and radiates heat evenly while resisting the thermal warping that ruins lighter grates over repeated burns.

Under-grate clearance and combustion airflow

Airflow is essential for maintaining an active fire in an outdoor masonry firebox. Grates that provide 4.35 to 4.5 in of elevation off the hearth floor allow fresh air to flow directly beneath the fuel bed. This bottom draft accelerates kindling ignition and feeds oxygen to glowing coals. Without adequate ground clearance, split firewood sits smothered in accumulating ash, leading to sluggish fires, cooler coals, and dense smoke across your outdoor seating area.

Ember retainers versus open bar grates

An open-bar fireplace grate relies solely on spaced steel bars to support firewood, allowing ash to fall freely to the hearth floor. A grate featuring an integrated mesh ember retainer holds burning coals and wood fragments up in the combustion zone longer. This creates a hotter bed of coals that simplifies lighting new logs, though fine wire mesh can deteriorate faster under sustained outdoor heat than solid 3/4 in bars.

Firebox sizing and clearances

Before selecting a grate width, measure your outdoor firebox floor carefully. A proper fit requires space between the ends of the grate and the masonry sidewalls, ensuring you can position split cordwood easily without striking firebrick. A 30 in grate fits mid-size hearths, while 33 in and 36 in models fill larger masonry fireboxes built for full-size firewood rounds. Checking both width and depth ensures the grate sits flat on its stability legs.

Outdoor weather exposure and finish care

Unlike indoor hearths, an outdoor fireplace faces rain, snow, and humidity. While heat-resistant black paint helps protect bare metal initially, repeated burns will eventually bake off surface finishes. Choosing thick steel bars ensures the core structure remains sound even if surface oxidation appears. Storing the grate out of standing water and clearing damp ashes promptly extends the working life of any outdoor hearth accessory.

Pairing grates with hearth accessories

Tending an outdoor fire safely requires the right tools. Pairing your grate with heavy-duty tools keeps hands away from flames; see our guide to the best fireplace tool set. When repositioning hot logs or adding cordwood, protect your forearms with the best fireplace gloves. To manage ash accumulation beneath the grate without scattering dust, keep a dedicated metal can on hand from our review of the best ash bucket for fireplace use.

Around the Woodpile

• Position split firewood securely across the center of the grate bars so logs settle inward rather than rolling forward onto the hearth floor.
• Use long-handled fireplace tongs or a fire poker to adjust burning rounds; never attempt to reposition a hot steel grate with bare hands.
• Allow embers and ash beneath the grate to extinguish and cool completely before clearing them out into a covered metal ash container.
• Inspect the support legs and welds seasonally for signs of sagging, bowing, or metal fatigue caused by heat cycles and outdoor moisture.

Frequently Asked Questions

What size grate for 42 fireplace?

A 42-inch fireplace firebox accommodates larger grates such as the 36-inch or 33-inch models compared here. Choosing a 36-inch grate leaves sufficient room on either side of the steel frame so logs can be arranged easily without scraping against the masonry firebrick walls.

How to use fireplace grate?

Place the grate centered on the hearth floor with the curved containment bars facing outward. Place kindling and natural fire starters beneath the elevated bars, lay seasoned split cordwood across the top of the steel bars, and light the kindling from underneath so rising draft feeds the fire.

Do I need a grate in my fireplace insert?

Most wood-burning fireplace inserts are engineered with dedicated firebrick fireboxes designed for wood to burn directly on the floor. You should not use a freestanding fireplace grate inside an insert unless the insert manufacturer documentation explicitly specifies its use, as raising the fire can alter airflow and overheat the firebox walls.

How to clean cast iron fireplace grate?

Allow the fireplace and grate to cool completely. Use a stiff wire hearth brush to scrape loose carbon and ash off the bars, letting the debris fall to the hearth floor. Sweep the cold ash into a metal bucket, and wipe down the metal with a dry cloth. Never douse a hot grate with water, which can crack cast iron and warp steel.

How to clean gas fireplace grate?

Ensure the gas supply is turned off and the entire unit is completely cold. Use a soft brush or vacuum with a brush attachment to remove dust, soot, and loose debris from the grate and surrounding hearth without displacing ceramic gas logs or burner components.

Related guides

Explore our main stove accessories hub for more hearth gear. For indoor installations, see our review of the best fireplace grate for wood burning, or check our guide to the best cast iron fireplace grate. If you are dealing with a shallow hearth box, read about the best fireplace grate for shallow fireplaces. For sizing questions, consult our fireplace grate size chart. Learn about materials in our guide on the best steel for fireplace grate design. To stop stray sparks on the patio, pair your setup with the best fireplace screen. When starting fires, find reliable options in our review of cheap fire starters. Keep firewood dry nearby with the best firewood rack for outdoor patio or an outdoor wood rack for fire pit storage. Before lighting up, verify your cordwood with our guides on how to tell if firewood is seasoned and the best firewood to burn. If you are deciding between heating setups, read our breakdown of wood burning stove vs fireplace. Also see our fireplace grate with fan. Also see our cheap fireplace grate. Also see our best fireplace tool set for wood stoves. Also see our best fireplace gloves for wood stoves. Also see our best ash bucket for wood stoves. Also see our best ash bucket with lid. Also see our best ash vacuum for fireplace. Also see our best type of fireplace fireback. Also see our best fireplace bellows. Also see our best fire starters for wood stoves. Also see our best outdoor firewood rack. Also see our what moisture content should firewood be.