Mass Heater Builderвђ™s Guide: Complet... | The Rocket

Instructions for assembling the feed system, burn tunnel, and riser with heat-tolerant refractory materials.

Covers site selection, floor load requirements (the mass is heavy), and navigating local building codes and insurance. The Rocket Mass Heater Builder’s Guide: Complet...

by Erica and Ernie Wisner is a technical manual for constructing ultra-efficient earthen masonry heating systems. These systems can heat a home using 70–90% less wood than a traditional woodstove by capturing exhaust heat in a thermal mass, such as a cob bench, which radiates warmth for 12–24 hours after the fire is out. Core Principles & Design Instructions for assembling the feed system, burn tunnel,

Forces extremely hot, clean combustion by keeping temperatures high enough to burn off soot and creosote. Instructions for assembling the feed system

The book provides detailed, step-by-step instructions across several phases: