Superior VRT2536 36" Vent-Free Gas Firebox
SuperiorVRT2536 Overview
The Superior VRT2536 is the 36-inch Merit Series vent-free firebox in the VRT2500 lineup. This is a clean-faced heat-circulating firebox with a 24-inch tall and full-width refractory opening, factory-fitted with White Stacked refractory liners on the sides and back and a black metal floor. A factory-supplied heat deflection hood is included and is required for safe operation in all installations. The firebox ships with a junction box and mesh fire screens. Framing footprint: 42-1/4" wide x 40-1/4" tall x 20-1/2 inches deep.
This firebox is sold without a log set, burner, or gas valve; pair the VRT2536 with any ANSI Z21.11.2-listed vent-free log set of the appropriate size. The firebox accepts 24-inch vent-free log sets. Optional accessories include the textured iron arched twin-pane screen door, FBK-100 standard or FBK-200 variable speed blower kits, OAK-UVFRC outside air kit with duct, and the FWSK on/off wall switch. Listed by PFS Corporation to ANSI Z21.91 (PFS report F14-168).
This is a firebox only. A vent-free gas log set, burner, and gas valve must be ordered separately to complete the installation. The firebox accepts any ANSI Z21.11.2-listed vent-free log set of the appropriate size. Choose a Superior vent-free log set for guaranteed compatibility, or contact Fireplace Insider for log set selection assistance.
Key Features
- 36-inch vent-free firebox with 24-inch tall opening, Merit Series
- Clean-faced heat-circulating firebox design
- White Stacked refractory liners on sides and back (factory-fitted)
- Black metal floor
- Junction box included
- Mesh fire screen included
- Factory-supplied heat deflection hood (REQUIRED for all installations)
- Accepts 24-inch ANSI Z21.11.2 vent-free log sets (sold separately)
- Optional FBK-100 or FBK-200 blower kits
- Optional ASD3624-TI arched textured iron twin-pane screen door
- Optional OAK-UVFRC outside air kit with duct
- Optional FWSK wall switch kit
- Listed by PFS Corporation to ANSI Z21.91, PFS report F14-168
- 20-year limited warranty (Innovative Hearth Products)
- NOT permitted in California or Massachusetts; check local codes before purchase
Specifications
| Product Type | Vent-Free Gas Firebox (firebox only) |
| Series | VRT2500 |
| Tier | Merit Series |
| Model | VRT2536 |
| Manufacturer Part Number (base, WS variant) | VRT2536WS |
| Size | 36" |
| Opening Height | 24" |
| Accepts Log Sets | 24-inch |
| Framing Width | 42-1/4" |
| Framing Height | 40-1/4" |
| Framing Depth | 20-1/2" |
| Venting | Vent-free (no chimney or vent required); requires factory-supplied heat deflection hood |
| Shipping Weight | 150 lb |
| Shipping Volume | 21.4 cu. ft. |
| Listings | PFS Corporation, ANSI Z21.91 |
| Manufacturer | Innovative Hearth Products (Superior Fireplaces) |
| Warranty | 20-Year Limited Warranty |
Warranty
The Superior VRT Vent-Free Firebox Series carries Innovative Hearth Products' 20-year limited warranty on the firebox and body, covering parts and labor when installed by a listed IHP supplier. Refractory panels and Mosaic Masonry components carry a 1-year warranty against thermal breakage. Electrical components, fans, switches, and accessories carry a 1-year warranty. Paint, plating, and finish are excluded. Vent-free log sets, burners, and gas controls are sold separately and are warranted by their respective manufacturers. Coverage begins at the date of installation and is non-transferable. Damage from abuse, accident, improper installation, normal wear, or unauthorized modification is not covered. Proof of purchase required.
IMPORTANT: Vent-free fireboxes are NOT permitted in California or Massachusetts and may be restricted in other jurisdictions. Customer is responsible for verifying local code compliance before purchase.