Tankless Water Heater Installation in San Antonio

Select a Tankless Water Heater Service

⭐⭐⭐⭐⭐ - We're rated a 4.8 out of 5 on Google with over 800 satisfied customers. See why Shafer Services Plus has been San Antonio's preferred tankless water heater installation and replacement experts for over 100 years!



  • Your family runs out of water constantly
  • Your current tankless water heater is 10+ years old
  • You want to dramatically decrease your water heating bills
  • Your tankless water heater has needed several major repairs over the past few years

What's included

  • In-home consultation with a trained plumber
  • New high-efficiency tankless water heater
  • A trained water heater installer
  • 1-year labor warranty
  • 100% satisfaction guarantee


  • Low: $3,500
  • Average: $5,200
  • High: $8,000

The price changes based on the size of the water heater.


We install ALL tankless brands including:

  • Rheem
  • Takagi
  • Rinnai
  • Stiebel Eltron
  • Ecotemp
  • Bosch
  • Noritz
  • Navien