Connect a two hub ended 45 degree branches to a vertical System XFR line through the use of solvent welding techniques.

• When tested to the CAN/ULC S102.2 Standard, System XFR achieved a Flame Spread Rating of not greater than 25 and a Smoke Developed Classification of not greater than 50
• Meets National and Provincial Building Codes for high buildings, air plenums, noncombustible construction and penetrating a rate fire separation
• High impact strength in cold temperatures, exceeding CSA requirements
• Improved flow rates
• Lower thermal conductivity can reduce or eliminate the need for insulation