When you want to expand your outdoor cooking beyond traditional grates, grill inserts can turn any standard grill into a versatile griddle, teppanyaki-style flat top, or a convenient surface for breakfast, seafood, and vegetables. This guide reviews five top-rated outdoor grill inserts, highlighting sizing, material quality, compatibility, and cleaning considerations. Each option fits a broad range of gas, charcoal, and electric grills, making it easier to compare features and choose the right fit for your setup.
Summary of selected products:
| Product | Brand | Material/Coating | Dimensions | Key Benefit |
|---|---|---|---|---|
| Uniflasy Nonstick Griddle for Gas Grill | Uniflasy | Nonstick coating cast iron | 25″ x 16″ | Large cooking area with universal fit |
| BBQ Future Universal Cast Iron Griddle | BBQ Future | Cast iron, pre-seasoned | 23″ x 16″ | Wide compatibility across grills |
| ciAmore Disposable Grill Grates (11.8 x 15.7)” | ciAmore | Disposable grill nets | 11.8″ x 15.7″ | Convenient, portable grilling solution |
| Weber Rust-Resistant Outdoor Griddle Insert | Weber | Pre-seasoned metal | Full-size insertion for Spirit/Searwood series | Transforms grill into a full griddle surface |
| Griddle for Gas Grill by Uniflasy | Uniflasy | Nonstick coating on cast iron | 17″ x 13″ | Compact yet versatile flat top option |
Note: Product features, dimensions, and compatibility are highlighted to help you select a grill insert that best matches your grill model and cooking style. Always verify fit against your specific grill before purchasing.
Uniflasy 25″ x 16″ Nonstick Griddle For Grills
The Uniflasy griddle insert is designed for outdoor gas and charcoal grills with a large 25″ x 16″ cooking area. Built from cast iron with a nonstick coating, it promises durability, heat resistance, and easy cleanup. The product notes emphasize compatibility with Weber, Charbroil, Camp Chef, and many other grill brands, making it a versatile choice for households with multiple grill setups. A user-friendly handle helps with placement and movement during cooking, while smooth edges enhance safety.
Key considerations include ensuring your grill’s cooking surface can accommodate a 25″ x 16″ insert and confirming compatibility with your grill model. The nonstick layer reduces food sticking and makes post-meal cleanup quicker, which is particularly beneficial for high-volume weekend barbecues. Maintenance involves periodic oiling to maintain seasoning; harsh detergents should be avoided to preserve the coating. Overall, this insert offers a generous flat-top area suitable for breakfast items, veggies, seafood, and small to medium portions.
BBQ Future Universal Cast Iron Griddle 23″ x 16″
This BBQ Future griddle insert offers a 23″ x 16″ cooking surface and ships with a spatula set (3 pieces) as part of a kit. Cast iron provides excellent heat retention and even heating, helping to speed up cooking times and deliver consistent browning. Its universal fit works with many gas and charcoal grills, including popular brands like Weber, Camp Chef, Charbroil, and Nexgrill. The product emphasizes a robust construction with thickened inner walls to resist deformation and warp, ensuring long-term reliability in outdoor conditions.
Considerations include ensuring the griddle’s dimensions align with your grill’s available cooking area, and recognizing that cast iron requires seasoning and occasional oiling to maintain its nonstick properties. Clean-up is facilitated by the nonstick surface, though manual maintenance helps prolong the life of the insert. Ideal for grilling large meals, pancakes, vegetables, and teppanyaki-style dishes on a full grill surface.
ciAmore Disposable Grill Grate Replacement Nets
ciAmore offers disposable grill nets sized at 11.8″ x 15.7″, designed for quick setups during gatherings. The nets are lightweight and portable, making them suitable for camping, picnics, and tailgating. Constructed from materials that resist corrosion and heat, these grill nets aim to provide even heat distribution while keeping food from direct contact with dirty grill surfaces. The pack includes ten nets, helping with bulk prep for large crowds and reducing cleanup time.
When choosing disposable nets, consider the frequency of use, the level of convenience desired, and whether you prefer disposable options to speed up cleanup. They are an excellent option for temporary setups or events where carrying a full griddle is impractical. As with any disposable product, check for proper disposal guidelines and ensure safe handling when hot.
Weber Rust-Resistant Outdoor Griddle Insert
This Weber griddle insert is designed to transform Spirit and Searwood grills into a full griddle surface. It fits Spirit 4-burner gas grills (since 2025), Spirit and Spirit II models (2016-2025), and various Weber pellet grills. The insert arrives pre-seasoned and ready to use, enabling immediate griddling right out of the box. It maximizes cooking space and is especially valuable for breakfasts, burgers, and delicate items that benefit from flat-top cooking.
Key considerations include verifying the exact model compatibility with your Weber grill and understanding that pre-seasoned surfaces require basic maintenance (light oiling after use). The full-griddle conversion is ideal for hosts who want to diversify their outdoor cooking repertoire without purchasing a separate grill.
Uniflasy Griddle for Gas Grill, 17″ x 13″
This Uniflasy griddle insert provides a 17″ x 13″ cooking surface with a nonstick coating on heavy-duty cast iron. Its compact size makes it suitable for smaller grills or for limited counter spots on larger grills. Universal compatibility is highlighted, with claims of fitting Weber, Nexgrill, Charbroil, Camp Chef, and several other brands. The design includes high-bar sides to contain grease and manage splatter, plus ventilation features to promote even heating during cooking. It is positioned as an all-purpose flat top ideal for breakfast items, small portions of vegetables, seafood, and meat.
Practical notes include checking the grill’s available surface area versus the insert’s dimensions, and following maintenance steps to preserve the nonstick surface. The 17″ by 13″ size makes it a good middle-ground option between larger pro-grade griddles and compact travel inserts, appealing to families and weekend grillers who want a dedicated griddle without sacrificing space.
BBQ Future Universal Griddle For Gas Grill With 18″ x 14″
This BBQ Future insert offers an 18″ x 14″ cooking surface and includes a stainless steel spatula set (3 pieces). The cast iron griddle is designed for universal compatibility across many grilling setups, including Weber, Blackstone, Camp Chef, Charbroil, Nexgrill, and Kenmore. The thick inner walls help prevent deformation and warping, supporting robust use outdoors. Its nonstick surface supports healthier cooking with easier cleanup and ensures even heating for a range of dishes—from breakfast to stir-fries and burgers.
Key points to review are the exact grill models you own, the weight of the insert, and whether the included spatula set matches your cooking style. Regular seasoning and oiling after use will help maintain the nonstick performance and extend the life of the cast iron insert.
Buying Guide
When selecting an outdoor grill insert, consider these factors to ensure a smart, long-lasting choice:
- Fit and compatibility: Check the grill model, series, and available cooking surface; inserts must align with your grill’s dimensions and opening.
- Material and coating: Cast iron with a nonstick coating offers durability and simple cleanups, but may require seasoning and careful maintenance to preserve nonstick properties.
- Heat distribution: Look for designs with high-wall sides and ventilation features to control splatter and ensure even heating across the surface.
- Maintenance: Pre-seasoning, oiling after use, and avoiding harsh detergents help extend life; some products are disposable or semi-disposable for convenience.
- Usage versatility: If you cook various dishes (breakfast items, veggies, seafood, teppanyaki), a larger flat-top surface can offer more flexibility.
- Weight and portability: Heavier inserts may stay put better but require more effort to install or move; lighter models are easier to reposition but may warp if not well constructed.
- Cleanup and safety: Nonstick surfaces simplify cleanup; choose inserts with smooth edges and secure handles to prevent accidents when moving the surface during cooking.
In sum, outdoor grill inserts extend the functionality of existing grills by providing a dedicated flat-top cooking surface. Consider your typical cooking style, grill model compatibility, and maintenance preferences to choose an insert that delivers consistent performance and easy upkeep over time.