ADSCO Manufacturing LLC

ADSCO Manufacturing LLC
4979 Lake Ave
Buffalo, NY 14219
United States

ADSCO the inventor of district heating and the slip-type expansion joint. ADSCO was started in 1877 when Birdsill Holly invented the first slip joint (called the variator at the time) and the first district heating system in Lockport, NY. Today ADSCO is still the world leader in designing and fabricating any slip-type expansion joint and metal bellows expansion joints (Slip-Type, Externally Pressurized, non-equalized bellows, equalized bellows, hinged, gimbal, tied, pressure balanced, non-metallic, rectangular; CRN, ASME, EJMA design capable).


  • Boilers & Boiler Equipment
  • Design/Build Services
  • Distribution Systems & Services
  • Joints
  • Pipes & Piping Systems