Medical software manufacturer Epic Systems' multi-campus Verona, Wis. headquarters are, well, epic. One of its many themed hallways, pictured above, mimics a New York City subway car (albeit with more comfortable seating). The company's in-house dry cleaning service is even called the "New York Sock Exchange."
Epic Greenhouse Rocket Mass Heater - The 2-inch insulation board has be laid in on the floor of the thermal-mass trench, 3-4 inches of gravel added, and now the pipe has been assembled with a single screw holding each 2-foot section of pipe together. Remember, we are maintaining the 8″ flue pipe dimension (50+ square inches) throughout the entire system.