FORTY6 Slim-Line Built-In with Integrated Cool Zone


FORTY6 Slim-Line Built-In with Integrated Cool Zone

The NEW FORTY6 Slim-Line Built-In with integrated Cool Zone Technology offers high efficiency and ambiance in one package. With a depth of under 12″ – it is one of the thinnest fireplaces available.


Burner Options
Clear selection


The NEW SÓLAS FORTY6 Slim-Line Built-In is a revolutionary, direct-vent gas fireplace. Engineered with a focus on ease of installation, the FORTY6 Slim-Line Built-In comes with an integrated Cool Zone system. The Cool Zone Technology opens up many design options, creating a true “Zero Clearance” fireplace. Install the unit on an exterior wall and direct vent for a simple, effortless installation with minimal venting requirements.

The SÓLAS FORTY6 Slim-Line Built-In has a 46” (1168mm) wide viewing area, 29,000 BTU unit – designed to fit many room settings. The SÓLAS FORTY6 Slim-Line Built-In is compatible with our Self-Calibrating Power Vent System for additional installation flexibility.

This contemporary model is heater-rated and offers a spectacular flame picture enhanced by the reflective porcelain enamel firebox liners. 

Certified by PFS TECO, to ANSI Z21.88-2014 /CSA 2.33-2014 Vented Gas Fireplace Heaters, and CAN/CGA 2.17-M91 (2014), Gas-Fired Appliance For Use At High Altitudes.


Additional information

BTU Rate Range

LP: 29,000 – 19,000/hr, NG: 29,000 – 19,000/hr

Viewing Area

49" (1168mm) W x 12 3/4" (356mm)


57" (1448mm) W x 63 1/2" (1613mm) (min.) 129 1/2" (3289mm) (max.) H x 11 1/4" (283mm) D

Remote Control

NEW SÓLAS One-Touch Thermostatic Remote Control


5" x 8" Direct-Vent, up to 30' (6.10m) Vertical & up to 10' (3.05m) Horizontal

Minimum Flue Vertical

0" (0mm)


Standard Variable Speed

Fuel Specific

Natural Gas or Propane

Safety Screen


Burner Options

Contemporary Fire Glass Burner, Birch Log Set

Plenum Outlet Trim Options

Satin Black, Pure White


Installation Manual English (PDF)
French (PDF)
Self-Calibrating Power Vent Manual Download (PDF)
Product Catalog Download (PDF)

Media Options

Birch Log Set

Maple Logs

La Mer

Sapphire Reflective




Aureo Relfective

Aureo Reflective


Black Reflective

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