If you have a new stove and are getting ready to do your taxes, look into the possible tax credit. The stove companies are posting certificates for their stoves. For example, the certification can be found on the Jotul and PE sites. I believe the 75% efficient is LHV.
(broken link removed to https://jotul.com/us/home/300-tax-credit-on-any-j%C3%B8tul-wood-stove-or-wood-insert)
(broken link removed to https://www.pacificenergy.net/support/special/special-events-2-2/)
(broken link removed to https://jotul.com/us/home/300-tax-credit-on-any-j%C3%B8tul-wood-stove-or-wood-insert)
(broken link removed to https://www.pacificenergy.net/support/special/special-events-2-2/)