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Bulldog Boiler Ltd.






SHADOW™ Benefits

Our Electric Modulating Feed Water System for boilers provides many benefits:

Smooth Operation

Bulldog Boiler Shadow Feed Water SHADOW™ (patent pending) converts a simple ON-OFF Feed Water system to a smoother operating and more sophisticated electric solid state MODULATING SYSTEM for your boiler.

Solid State

SHADOW™ converts old-fashioned mechanical modulating systems to today's modern solid state reliability, accuracy and dependability.

Accurate Delivery of Water

SHADOW's™ Modulating Feed Water System provides just the right amount of water to the boiler at just the right time!

Simple Installation

SHADOW™ installation is simple. No piping changes to existing water column are required!

Contact us for shipping within 48 hours of order!