Alterra CI1250 Wood Insert


The Alterra Small Contemporary Wood Insert provides a flush design for your existing fireplace. The two-speed blower (included) helps distribute the heat to the far corners of your living space, giving this small insert more than you bargained for.

Unit Finish


Backing Plate

2-speed blower included
Heavy duty cast door with cool-to-touch handle
Front mounted single draft lever for heat adjustment
High-performance brick lined firebox
Dual-burn design creates longer and more complete burns
Heat radiating ceramic glass provides maximum warmth
Backed by the industry’s most comprehensive Limited Lifetime Warranty

Energy Specifications
Optimum Efficiency77.7%
Maximum BTU55,000
General Specifications
Product SizeSmall
Log Size18″
Burn Timeup to 8 hrs.
Firebox Capacity1.4 Cu. ft
Emissions (gms/hr)3
View Area170 sq. in.
Room SizeSmall
Vent TypeStainless Flex Liner
Vent Size (Air Intake)N/A
Vent Size (Exhaust)6″
Minimum Fireplace Opening*
Width (front)25 in.
Height23 in.
Depth15 1/16 in.
Dimension Notes: *using standard flue adaptor


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