Superior VRT4500 36" Custom Series Vent-Free Gas Firebox | VRT4536WS

"Captivating" is the only way to describe these massive fireboxes. Designed for large interior applications, the Superior VRT4500 Custom Series Vent-Free Gas Fireboxes feature a 30" tall opening and beautiful refractory panels for a realistic appearance.

Key Features

• Available in 36" (VRT4536WS), 42" (VRT4542WS), and 50" (VRT4550WS) models
• 30" tall, full-width refractory opening on all models — dramatically larger than standard fireplaces
• Fully insulated firebox for increased performance in colder climates
• Refractory panels available in two patterns (stacked or herringbone)
• Includes mesh fire screens
• Durable textured powder coat finish
• Compatible with any listed ANSI Z21.11.2 vent-free log set (sold separately)
• Easy-access gas line knockouts on both sides for quick installation
• Dual (left/right) outside air kits available for maximum performance
• No chimney required — perfect for large-room renovation or new construction
• 20-year limited warranty

Specifications — VRT4536WS

Spec	Value
Minimum Fireplace Width	45-3/8"
Minimum Fireplace Height	54-5/8"
Minimum Fireplace Depth	28-1/4"
BTU	Based on vent-free log set installed
Design Style	Traditional Firebox Only
View Style	Front-View
Venting	Vent-Free

Compatible Log Sets (sold separately)

• Rugged Stack, Wild Timbers, Granite Ridge, Silverstone, Mossy Oak, Giant Timbers

Available Options

• Interior Liners: Refractory Stacked, Refractory Herringbone

Call 562-755-7520 for log set recommendations and installation packages. Free shipping to the contiguous US.