Roller belts

Wasn't sure where to post this...does anyone know of a source for round polyurethane drive belts suitable for rollers? I have a Tacx Speedbraker which is no longer supported. Specifically I need 19" x 3/16" belts to drive the resistance fans.

Thanks. Tip of the day: Don't store your rollers next to a dehumidfier. The ozone it creates detroys the belts (same goes for your tires).

http://www.branfordbike.com/trainer/train4.html#item4

Thanks! I'm glad to learn Branford Bike has reopened after the fire.