This is the Valor L2 with the following dimensions:
The framing dimensions are 57 3/4" W x 20" D x 32 3/8" T
The viewing area is 46 ⅜" w x 13" h
https://valorfireplaces.com/products/l2.php
There is a larger and smaller unit. See links below:
https://valorfireplaces.com/products/l3.php
https://valorfireplaces.com/products/l1.php
Maple Mountain Fireplaces