Bosch 100P Greenstar Condensing Combi Water Boiler

The Bosch Greenstar 100P Combi water boiler (100PRO) is a compact, high‑efficiency wall‑hung condensing combi water boiler designed to deliver reliable hydronic heating and continuous domestic hot water from a single, ultra‑quiet unit. Built with Bosch’s proven aluminum‑silicon heat exchanger and engineered for long‑term durability, the 100P is an ideal solution for smaller homes, apartments, and energy‑conscious upgrades.

Key Features
High‑Efficiency Condensing Technology
Advanced aluminum‑silicon heat exchanger for excellent heat transfer

High‑efficiency operation reduces fuel consumption and utility costs

Low NOx emissions for cleaner, environmentally responsible performance

Combi System: Heat + Hot Water
Provides hydronic space heating and on‑demand domestic hot water

Eliminates the need for a separate water heater

Ideal for smaller homes or moderate hot‑water demand

100,000 BTU Heating Output
Efficient, reliable heating performance for compact to mid‑size spaces

Smooth, consistent operation even during colder weather

Standard Control Package
Simple, intuitive interface for everyday operation

Built‑in diagnostics streamline service and maintenance

Compatible with Bosch smart controls and outdoor reset options

Quiet, Compact Wall‑Hung Design
Saves valuable floor space

Whisper‑quiet operation suitable for utility rooms, closets, and tight mechanical areas

Bosch‑Engineered Reliability
Proven European design

Long service life with minimal maintenance requirements

Dimensions

Height: 33.3 in

Width: 17.3 in

Depth: 14.0 in

Ideal For
Small to mid‑size homes needing both heat and domestic hot water

High‑efficiency natural gas installations

Space‑restricted mechanical rooms

Replacement upgrades from older boilers

We service and install all types of HVAC heating and cooling equipment throughout Long Island, including (but not limited to) this coverage area:

Nassau County: Oyster Bay, Hempstead, North Hempstead, Glen Cove, Long Beach, Freeport, Valley Stream, Garden City, Great Neck, Mineola, Hicksville, Levittown, Massapequa, Bethpage, Plainview, Syosset, Jericho, Westbury, Rockville Centre, Farmingdale

Suffolk County: Huntington, Babylon, Islip, Smithtown, Brookhaven, Riverhead, Shelter Island, Southold, Southampton, East Hampton, Commack, Deer Park, Lindenhurst, Bay Shore, Brentwood, Central Islip, Hauppauge, Centereach, Selden, Medford, Patchogue, Shirley

Contact us today at (631) 779-3196