Shamrock Plumbing is your authorized sales, service and installation company for RINNAI Tankless Continuous Flow residential water heaters.  NEVER RUN OUT OF HOT WATER AGAIN!  With a RINNAI Continuum water heater you get up to 8.5 gallons of hot water per minute.  And, the hot water temperature is consistent and never ending!  Call us today at (302) 529-7665 for information or click here to send us an email.

We are also an authorized residential and commercial service contractor for STATE water heaters.