Corporate Headquarters

Bosch Thermotechnology Corp.
50 Wentworth Avenue
Londonderry, NH 03053 USA
Tel: 603-552-1100
Fax: 603-965-7568

Buderus
50 Wentworth Avenue
Londonderry, NH 03053 USA
Tel: 603-552-1100
Toll-Free: 800-283-3787
Fax: 603-965-7568

Bosch Heating and Cooling & Hot Water
50 Wentworth Avenue
Londonderry, NH 03053 USA
Tel: 603-552-1100
Toll-free: 800-283-3787
Fax: 603-965-7570

FHP Manufacturing
555 N.W. 65th Court
Ft. Lauderdale, FL 33309 USA
Tel: 954-776-5471
Fax: 954-776-5529
Customer Service: 1-866-642-3198
Technical Support: 1-800-283-3787

Technical Support

800-283-3787

Training

603-965-7421

Customer Service Fax

Buderus Residential Fax
603-965-7568

Bosch Wholesale Fax
603-965-7567

Bosch Retail Fax
603-965-7570

Commercial Sales Fax
603-965-7571

Technical Support Fax
603-965-7581

Bosch/Buderus RMA Fax
603-965-7569