3pm Order Deadline for Next Day Delivery! 781-721-0303
3 Rath Rd. Woburn, MA 01801


Caleffi SEP4 Hydraulic Separator

This device hydraulic isolates the system flow from the boiler flow as well as removing air, dirt and ferrous material in the system fluid.

View Product Details

Snowmelt Works

Tekmar’s new 654 snowmelt control worked very well at keeping the walkway and stairs free from snow at our new building.

Take a closer look

2022 Hydronics Handbook

Includes application and reference drawings, product specifications and quick sheets.

Get the Handbook

About Capco

Since 1978, CAPCO has been known for its “hands on” approach to problem solving. We know our products and stand behind them with technical support and training that is unrivalled in the industry.

Learn more

Training Courses

CAPCO has invested hundreds of hours of specialized training for our customers. We offer our clients the opportunity to enhance their skills and knowledge in a variety of subject areas — from basic wiring to specialized system installations.

Learn more


Web Ordering

With our secure web ordering system, customers can search for products, build product groups, submit orders and manage account information.

Learn more