Gas grill grate covers, or heat plates, shield burners from drips, distribute heat evenly, and help prevent flare-ups. Choosing a compatible set can extend grill life and improve cooking results. This article highlights five reliable options and explains what to consider when replacing heat tents, shields, and flame tamers.
Summary of Selected Products
- Unicook Universal Replacement Heavy Duty Adjustable Porcelain Steel Heat Plate Shield — Extends from 11.75″ to 21″ (4 Pack)
- Unicook 4 Pack 15 Inch Grill Heat Plates Replacement — For Dyna-Glo and similar grills
- Unicook Heavy Duty Adjustable Porcelain Steel Grill Heat Plate Shield (3 Pack)
- Direct Store DP148 5pk Grill Heat Plates For Nexgrill — 14.6″ x 4.2″
- Adviace Universal Adjustable Grill Heat Plates (3 Pack)
Unicook Universal Replacement Heat Plates 4 Pack

These adjustable heat plates extend from 11.75″ to 21″ long and are 3.75″ wide, designed to fit most gas grills. They replace heat tents across side-to-side and front-to-back burner configurations. The kit includes upgraded Stainless Steel M5 bolts and wing nuts for straightforward installation. Proper orientation matters: installed reversely, the length extends from 11.75″ to 18.37″. The heat shield aims to prevent flare-ups and protect burners, distributing heat evenly to reduce hot spots.
Ideal for grills needing a longer shield to cover burner arrays while maintaining airflow for consistent cooking. The plates are porcelain-coated steel, combining durability with easier cleanup. If screws arrive missing, manufacturers typically offer support to resolve installation issues. This 4-pack provides multiple shields to cover a range of burner layouts.
Unicook 4 Pack 15 Inch Grill Heat Plates

Each plate measures 15″ long by 3 13/16″ wide and ships in a four-pack. Compatible with multiple brands such as Dyna-Glo, Backyard, Uniflame, Outdoor Gourmet, and BHG. These heat shields replace heat tents for both side-to-side and front-to-back burners, and a detailed compatibility list helps buyers verify model fit. They are designed to distribute heat evenly and shield burners from grease drips to extend burner life.
Before ordering, measure your original heat plates to ensure a fit. The set targets mid- to full-sized gas grills, making it a practical upgrade for longtime grills that see frequent flare-ups or inconsistent heat.
Unicook Heavy Duty 3 Pack Porcelain Steel Grill Heat Plates

This 3-pack features adjustable heat plates extending 11.75″ to 21″ with a 3.75″ width and 1″ height. They are designed to fit most gas grills and help prevent flare-ups by shielding burners. The kit includes upgraded stainless steel bolts and wing nuts for an easy installation, with clear guidance on reverse installation implications for length. Use these heat plates to extend grill life and promote even heat distribution across grates.
Direct Store DP148 5Pk Grill Heat Plates For Nexgrill

These porcelain steel heat plates measure 14.6″ x 4.2″ x 1.3″ and are sold as a 5-pack, tailored for Nexgrill models including 720-0830H and 720-0888 variants. They function as heat shields and flame tamers, distributing heat from burner tubes to cooking grates, which helps minimize hot spots and extend burner life. The listing notes compatibility with several brands and a broad Nexgrill model range, with a emphasis on verifying size and model before purchase.
Adviace Universal Adjustable Grill Heat Plates 3 Pack

Adviace offers a three-pack of universal heat plates with a telescoping design. Each plate is 3.75″ wide and adjustable from 11.75″ to 21″ long, compatible with a wide range of gas grills from brands like Brinkmann, Charbroil, Kenmore, and Master Forge. The porcelain steel construction provides durability and heat resistance, and the set emphasizes preventing flame exposure while evenly distributing heat to reduce hotspots. The 2-piece telescoping design aids installation in tight or irregular spaces.
CANDANA Replacement Parts for Nexgrill Heat Tents

CANDANA heat tents for Nexgrill gas grills measure 14.6″ x 4.05″ with stainless steel construction for corrosion and heat resistance. They sit over burners to ensure even heat distribution and protect burners from grease drips. These parts are designed to fit Home Depot Nexgrill models like 720-0830H and related variants, and they claim compatibility with other brands such as Member’s Mark and Kenmore. Proper sizing and model verification are advised before purchasing.
Buying Guide: Key Considerations For Grill Heat Plates And Covers
- Size compatibility: Grill heat plates must match your burner configuration. Measure existing plates and compare length (11.75″ to 21″ is common), width, and thickness to avoid fit issues.
- Material and durability: Porcelain-coated steel offers corrosion resistance and easier cleaning, with thickness around 1.2 mm (18 gauge) or similar as a durability proxy. Thicker plates generally last longer.
- Installation: Look for kits with stainless steel hardware (M5 bolts, wing nuts) for tool-free or minimal-tools installation. Check if parts are designed for side-to-side or front-to-back burner arrangements.
- Flare-up prevention: Heat shields should prevent direct flame exposure to the food and grill components, distributing heat evenly to reduce hotspots and protect valves and burners.
- Compatibility scope: Some listings specify compatibility with multiple brands (Nexgrill, Dyna-Glo, Kenmore, Char-Broil, Weber, etc.). Verify model numbers and dimensions to avoid mismatch.
- Maintenance and cleaning: Smooth porcelain surfaces are typically easier to wipe clean and resist grease buildup, aiding long-term performance.
- Installation notes: Pay attention to reversible installation guidance. Some plates extend differently if installed backward, affecting coverage and fit.
- Warranty and support: Check seller warranties and available customer support options in case hardware arrives missing or incorrect.
Overall, selecting the right heat plates or burner covers can help extend grill life, reduce flare-ups, and deliver more even cooking. Compare dimensions, installation ease, and compatibility with your specific grill model to choose the best option.