Broil King Imperial S 470 Built-In Gas Grill
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Broil King Imperial S 470 32-Inch – Built-In Gas Grill with Rear Burner & Rotisserie Kit
The Broil King Imperial S 470 32-inch built-in gas grill is designed for outdoor kitchens that need premium stainless steel construction, dependable multi-zone cooking power, and a polished built-in presentation. Available in both propane and natural gas configurations, this Imperial S 470 model combines a stainless steel cookbox, cast aluminum end caps, and premium stainless steel cooking components for long-term outdoor durability. It offers 750 square inches of total cooking space, including a 500 square inch primary cooking area and a 250 square inch warming rack, giving you the flexibility to handle weeknight grilling, family meals, and larger cookouts with confidence. Four stainless steel Dual-Tube burners generate 44,000 BTUs of primary grilling power, while the 15,000 BTU rear burner and included premium rotisserie kit expand your cooking options for roasting poultry, pork, and other larger cuts. For shoppers comparing premium built-in gas grills, the Broil King Imperial S 470 brings together powerful grilling performance, stainless steel durability, and refined outdoor kitchen styling in either fuel option.
Premium Stainless Steel Construction for Outdoor Durability
The Imperial S 470 is built with a stainless steel cookbox, cast aluminum end caps, and heavy-duty stainless steel cooking components to support dependable long-term use in outdoor environments. This material combination helps improve durability, heat retention, and overall performance while giving your outdoor kitchen a more refined built-in appearance.
Four-Burner Grilling Power with Rear Rotisserie Versatility
Equipped with four stainless steel Dual-Tube burners producing 44,000 BTUs, this built-in gas grill is designed to deliver steady, even heat across the main cooking surface. A 15,000 BTU stainless steel rear burner and premium rotisserie kit add even more flexibility, making it easier to roast poultry, larger cuts of meat, and other slow-cooked favorites with more control.
Flav-R-Wave Cooking System with Professional Cast Stainless Steel Grids
Broil King’s 304 stainless steel Flav-R-Wave cooking system is engineered to vaporize drippings and circulate richer barbecue flavor back to your food. The professional cast stainless steel cooking grids provide excellent heat retention, long-term durability, and strong searing performance for frequent grilling sessions.
Refined Built-In Styling with Premium Broil King Features
With its stainless steel finish, built-in lights, illuminated control knobs, and integrated 32-inch format, the Imperial S 470 brings a more polished look to custom outdoor kitchen installations. Its combination of performance and presentation makes it a strong fit for homeowners designing a cleaner, more capable backyard cooking space.

The Broil King Imperial S 470 combines premium stainless steel construction with dependable four-burner grilling power, making it a strong choice for homeowners upgrading to a more capable outdoor kitchen. Its generous cooking surface and rotisserie-ready design make it a natural fit alongside other premium outdoor grills built for everyday use and weekend entertaining.
With four Dual-Tube burners, a dedicated stainless steel rear rotisserie burner, professional cast stainless steel grids, and built-in lights, this model is built for both performance and presentation. It also pairs naturally with curated outdoor cooking and kitchen projects that prioritize clean integration, premium materials, and versatile meal prep.

Broil King Imperial S 470 Features & Benefits
- Available in propane or natural gas: Lets you choose the fuel configuration that best matches your outdoor kitchen setup.
- Four stainless steel Dual-Tube burners: Deliver 44,000 BTUs of steady grilling power for dependable everyday cooking.
- 15,000 BTU rear burner: Expands your cooking options for rotisserie poultry, roasts, and other larger cuts.
- Premium rotisserie kit included: Adds roasting versatility without requiring a separate accessory purchase.
- 750 square inches of total cooking space: Gives you room to manage multiple foods more efficiently during larger cookouts.
- Professional cast stainless steel cooking grids: Provide excellent heat retention, durability, and strong searing performance.
- 304 stainless steel Flav-R-Wave cooking system: Vaporizes drippings to enhance flavor and help reduce flare-ups.
Upgrade your outdoor kitchen with premium Broil King built-in grilling performance.
✔ Available in LP or NG ✔ Rear burner rotisserie versatility ✔ Premium stainless steel construction
Contact Us for a QuoteBroil King Imperial S 470 Specifications
| Brand | Broil King |
| Collection | Imperial |
| Series | S 470 |
| Model Numbers | 956074 (Propane), 956077 (Natural Gas) |
| Product Type | Built-In Gas Grill with Rear Burner & Rotisserie Kit |
| Fuel Options | Propane or Natural Gas |
| Configuration | Built-In |
| Size | 32 Inches |
| Number of Main Burners | 4 |
| Main Burner Output | 44,000 BTUs |
| Rear Burner | Yes |
| Rear Burner Output | 15,000 BTUs |
| Total Cooking Area | 750 Sq. Inches |
| Primary Cooking Area | 500 Sq. Inches |
| Warming Rack Area | 250 Sq. Inches |
| Cooking Grids | Professional Cast Stainless Steel |
| Cooking System | 304 Stainless Steel Flav-R-Wave |
| Cookbox | Stainless Steel with Cast Aluminum End Caps |
| Ignition | Sure-Lite Electronic Ignition |
| Control Knobs | Blue LED Illuminated |
| Built-in Lights | Cookbox and Control Knob Lights |
| Overall Dimensions | 31.06" W x 26.95" D x 24.60" H |
| Included Accessories | Premium Rotisserie Kit |
Still deciding? Browse more premium built-in grill options and explore the Deck and Den buying guides hub for expert planning advice.