Silfab Solar is the North American manufacturing leader in the design and development of high efficiency premium solar panels. Silfab leverages over 35 years of solar experience and operates from Bellingham, Washington (USA) and Toronto, Canada Silfab Solar is the North American manufacturing leader in the design and development of ultra-highefficiency, premium quality PV modules. Silfab leverages over 35 years of solar experience and operates from Bellingham, Washington (USA) and Toronto, Canada. The combined 158,000 sq. ft. facilities feature multiple automated ISO 9001-2015 quality certified production lines utilizing just-in-time manufacturing to deliver Buy American approved PV modules specifically designed for, and dedicated to the North American market.