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samwichse · 01-09-2018, 01:37 PM

You can do a cold air intake so your fire isn't sucking warm room air up the chimney. Probably the biggest efficiency gain I can think of aside from forced air exchanger boxes.

01-09-2018, 01:37 PM	#9 (permalink)
samwichse Thalmaturge Join Date: Mar 2011 Location: The edge of nowhere Posts: 1,156 The Tinyvan - '07 Honda Fit Sport Spicy Italian - '13 Fiat 500 Abarth eBike - '94 Trek Mountain Track 820 Thanks: 763 Thanked 637 Times in 424 Posts	You can do a cold air intake so your fire isn't sucking warm room air up the chimney. Probably the biggest efficiency gain I can think of aside from forced air exchanger boxes.