Unico System, Inc.
Supplier of mini-duct system: has small flexible hoses for retrofitting HVAC systems into old buildings.
Marvin
Marvin is a manufacturer of wood windows and doors that creates products inspired by how people live. They have a variety of product lines that carry over 11,000 standard sizes as well as custom shapes and sizes, and specializes in historic rehabilitation.
Hi-Velocity Systems
Energy Efficient Central Heating, Cooling and Indoor Air Quality Systems for over 35 years. The Hi-Velocity Small Duct System fits where others cannot, removing 30% more moisture from the air than conventional systems, and eliminating hot and cold spots in the home or office.
SpacePak
Company provides 2' flexible tubing ductwork allowing warm and cool air to reach spaces in historic buildings without disturbing architectural finishes and structure.
