The only approved inset open fire.
The Standard’s 47% efficiency eclipses the efficiency of traditional open fires (most have less than 18%). Designed to fit a standard British fireplace opening (18×22 in).
§Tested to EN13229:2001. *A standard basket grate must be chosen to burn multi-fuel. ‡2 year automatic warranty. 10 year guarantee when registered (using solid fuel only). 1 year guarantee on burning parts.