Performance Building Supply, in Portland, Maine

Performance Building Supply offers green building products which may be viewed at its showroom in Portland, Maine.

Formerly known as Maine Green Building Supply, Performance Building Supply promises that each of its products are thoroughly researched and chosen for energy performance, the environmental and health effects, environmentally conscious manufacturing processes, durability, and practical use.

The building and finishing materials, energy products, and design services available from Performance Building Supply are featured on the company's web site.