Superior WRT3042WSI 42" Radiant Wood-Burning Firebox, Insulated, White Stacked Refractory Panels

Superior WRT3042WSI 42" Radiant Wood-Burning Firebox, Insulated, White Stacked Refractory Panels, with white stacked interior refractory panel design that provide long lasting warmth and unsurpassed beauty in a traditional hearth setting.

Features

• Available in 36” and 42” models
• Radiant smooth-faced or circulating rolled louver models
• Fully insulated firebox for increased performance in colder climates
• White stacked refractory panels
• Heavy duty log grate
• Adjustable outside air damper
• Durable textured powder coat finish
• Uses IHP 8 DM (1700º) double wall air cooled wood burning chimney
• Uses IHP 8 HT (2100º) heavy gauge, double wall, air-cooled, wood burning chimney recommended for cold climates

What to Order With It

Venting components are ordered separately — see Venting under Specifications. Nothing below is required; the unit is complete as shipped.

Optional — Doors:

• 42" Standard Bi-Fold Glass Door, Black finish (BD42)

Optional — Blower Kits (louvered Models Only):

• 3-Blade Fan, WB & Vent Free Only (BK3)
• 16" Variable Speed Blower With Manual Control (BK)

Optional — Outside Air Kits:

• 4" Air Kit with Collar, Hood & 3' Flex (AK4)
• 4" Air Kit, Collar & Hood Only (AK4X)
• Outside Air Kit Collar, Hood & 3' Flex for Floor Venting (AK4F)
• 50 piece Bulk Outside Air Kit - Collar Only Kit (AK4B)

Specifications

• Model : WRT3042WSI
• Order Number : F0666
• Product Type : Wood-Burning Fireplace
• Venting : Wood-burning chimney — IHP 8" factory-built chimney (8DM standard or 8HT hi-temp)
• Framing Width : 49-3/4"
• Framing Height : 47-1/4"
• Framing Depth : 23-1/2"
• Design Style : Open-Hearth
• View Style : Front-View
• Warranty : 20 Year Limited (certificate 900224-00 Rev B)

Documents and Downloads

• Installation & Operation Manual — 126622-01 Rev S, 11/2023
• Care & Operation Manual — 127003-01 Rev C, 02/2018
• Specification Sheet — 900730-01 Rev B, 10/2023
• Smart Sheet — 785848M, 07/2025
• Brochure (WRCT3000) — 785355M, 07/2025
• Brochure (Vent-Free Gas Logs) — 785692M, 07/2026
• Warranty Certificate (20 Year Limited) — 900224-00 Rev B

Superior does not publish a separate architect’s guide or a public service manual for this model; the specification sheet is the architect-facing document. Call us if you need service information and we will get it from Superior.