ON-DEMAND HOT WATER

Tankless Water Heater Installation

Running out of hot water halfway through the morning gets old fast. Tankless water heater installation gives residential and commercial property owners another option when a storage tank no longer meets demand, takes up too much room, or is nearing replacement.

Daniel’s Plumbing & Son installs tankless units for properties that may benefit from on-demand heating. The right setup depends on hot water use, utilities, location, flow needs, and existing plumbing.

Compare this option with broader water heater installation and replacement, or explore all of our professional plumbing services.

HOW TANKLESS WORKS

How a Tankless Water Heater Works

A tankless water heater heats water as it moves through the unit instead of keeping a large tank hot throughout the day.

Tankless does not mean unlimited capacity. Delivery depends on equipment, incoming temperature, selected temperature, fuel or electrical capacity, and fixtures running together. Every model has a flow limit.

WHEN TANKLESS MAY FIT

Reasons to Discuss Tankless Installation

Tankless is not automatic for every water heater problem. The building and equipment must support each other.

Hot Water Runs Out

Back-to-back showers, laundry, dishwashing, or simultaneous use may empty a storage tank faster than it recovers.

The Tank Is Aging or Failing

Rust, leakage, poor recovery, repeated breakdowns, or declining performance may lead to replacement discussions.

Floor Space Is Limited

A wall-mounted unit may free floor space but still needs clearances, service access, utilities, venting, and drainage.

Demand Has Changed

Added bathrooms, larger households, upgraded showers, tubs, or commercial fixtures can change required capacity.

Energy Use Is Being Reviewed

Tankless may reduce standby heat loss, but actual operating costs depend on equipment, rates, use, installation, temperature, and maintenance.

A Remodel Adds High-Flow Fixtures

Multi-head showers, rain showers, soaking tubs, added bathrooms, and upgraded kitchens should be planned with hot water demand.

SIZING FACTORS

Plan Around Flow and Temperature Rise

Tankless sizing is based on flow and temperature rise, not only the number of people in the building.

Count Simultaneous Fixtures
Review showers, faucets, laundry, dishwashers, tubs, and commercial equipment likely to run together.

Review Fixture Flow Rates
Product specifications are more useful than appearance when estimating demand.

Consider Incoming Water Temperature
The unit must raise incoming cold water to the desired delivery temperature.

Match the Property’s Peak Use
Homes and commercial facilities may have different periods and patterns of heavy demand.

Avoid Selecting by Label Alone
An undersized unit may cause temperature changes, while unnecessary capacity can increase project cost.

UTILITY AND INSTALLATION NEEDS

Gas, Electric, and Conversion Planning

Gas Tankless Requirements

Review gas line and meter capacity, venting, combustion needs, water connections, equipment location, and appliance demand.

Electric Tankless Requirements

Panel, circuits, wiring, and available electrical service must support the selected unit. Electrical upgrades may require another qualified provider.

Converting From a Storage Tank

A conversion may affect gas or power, venting, connections, condensate drainage, mounting, clearances, shutoffs, service access, and hot water demand.

THE INSTALLATION REQUEST

What to Expect When Requesting Installation

Describe the Current Heater
Share type, fuel source, approximate age, leakage, performance, and photos of the area.

Explain Hot Water Demand
Provide bathrooms, simultaneous fixture use, peak periods, tubs, showers, appliances, and commercial needs.

Share Renovation Plans
Mention added fixtures, larger bathrooms, kitchen upgrades, or expansion plans.

Review Utilities and Location
Gas meter or electrical panel information, venting, water connections, space, drainage, and access can affect the scope.

Choose Equipment After Review
You do not need to purchase a unit before the property and expected demand are reviewed.

BEFORE YOU CALL

Useful Information to Have Ready

Reviewing the property first may help avoid choosing a unit that does not fit demand or installation conditions.

Current Heater Type

Identify the existing storage-tank or tankless equipment and current capacity when known.

Fuel or Power Source

Share whether the property uses gas or electric and any known gas-meter or panel information.

Bathrooms and Peak Use

Describe the number of bathrooms, back-to-back showers, and fixtures or appliances used together.

Planned Fixtures

Provide product details for multi-head showers, tubs, added bathrooms, kitchen fixtures, or commercial equipment.

Photos and Equipment Age

Share photos of the heater, surrounding space, connections, venting, and approximate equipment age.

Utility Information

Mention recent plumbing or utility changes and whether a unit has already been selected.

COMPARE THE OPTIONS

Tankless Versus Storage-Tank Water Heaters

A storage heater keeps a set volume hot and ready. A tankless unit heats water during use.

A storage tank may require fewer changes in some properties. Tankless may save floor space and reduce standby heating, but it must be sized for simultaneous demand and supported by available utilities.

The better fit depends on hot water habits, installation conditions, location, utility capacity, space, goals, budget, and maintenance expectations.

TRUST AND PROOF

Licensed Plumbing Work Backed by 30 Years in Business

Inviting a plumber into your home or business takes trust. You need someone who respects the property, gives clear answers, and takes the time to find the source of the problem.

Daniel’s Plumbing & Son brings:

30 years in business
California contractor license #672432
149 total customer reviews
Residential and commercial plumbing experience
Service across multiple communities
Clear communication before and during the job

REVIEWS

What Customers Say About Daniel's Plumbing & Son

    
 
 
         
   Just John 
 
 
 
 Trustindex verifies that the original source of the review is Google. So I come back from a trip days ago. I come back to a shower head that rumbles. Submit a maintenance request and then we are given the amazing opportunity to meet Rich and his team member.

I cannot exaggerate this but they literally tackle it within minutes. All while being very kind and respectful which is always appreciated. No more rumbling shower head and less headaches for my family and I. Thank you Rich. Hopefully if we have future problems we get to have you on the Job!!
  
 
        
   Brad 
 
 
 
 Trustindex verifies that the original source of the review is Google. Rich was great - on time, friendly, worked quickly, and did a great job!
  
 
        
   J Outwater 
 
 
 
 Trustindex verifies that the original source of the review is Google. Stand up guys who responded quickly and did a high quality repair.  You can trust them.
  
 
        
   Jerry Simpkins 
 
 
 
 Trustindex verifies that the original source of the review is Google. Happy with service very professional, quick, and efficient cleaned up after work was completed.
  
 
        
   Dr. “DrDownstrum” Downstrum 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very professional. Guy arrived, made the job look easy, and left me appreciative. Thank you for the service.
  
 
        
   Nelly G 
 
 
 
 Trustindex verifies that the original source of the review is Google. Prompt friendly service from Rich
  
 
        
   Katie Desmond 
 
 
 
 Trustindex verifies that the original source of the review is Google. A friend referred us to Rich from Daniel’s Plumbing and Son. They came right away and solved all the issues we were having. Communication was clear. We will be calling them the next time we need a job done.
  
 
        
   Dulce Romero 
 
 
 
 Trustindex verifies that the original source of the review is Google. Rich did an awesome job fixing a couple issues at my place, with zero hesitation. Its great seeing someone who knows how to take initiative and knows exactly what hes doing when it comes to his field of work its admirable and hard to come by nowadays! Him and his colleague were in and out and respectful of the house which I really appreciated as well. Great work!
  
 
        
   Solares Cabrera 
 
 
 
 Trustindex verifies that the original source of the review is Google. Rich did a great job. Unclogged both bathtubs and diagnosed and fixed one of the toilets. All of this within the span of half an hour. This expedited service was amazing. I highly recommend giving them a try for your plumbing needs.

How It Works

Getting professional help shouldn’t be complicated. Our 5-step process ensures transparency and quality.

Contact

Call us or fill the form.

Schedule

Book a time that works.

Inspect

Pro on-site evaluation

Review

Get Transparent pricing.

Complete

Job done to perfection.

SERVICE AREAS

Serving Southern California

Daniel's Plumbing & Son — Long Beach, CA

Proudly serving Long Beach, CA and nearby communities including:

Daniel's Plumbing & Son — San Diego, CA

Proudly serving San Diego, CA and nearby communities including:

Daniel's Plumbing & Son — Corona, CA

Proudly serving Corona, CA and nearby communities including:

TANKLESS INSTALLATION FAQ

Common Questions About Tankless Water Heater Installation

Does a tankless water heater provide endless hot water?

It can continue heating while water flows, but it still has a maximum flow capacity.

Can a tankless unit support several showers?

It may, depending on the model, incoming temperature, desired temperature, and total flow.

Can I use my existing gas line?

Possibly, but it should not be assumed. Tankless equipment may have different gas requirements.

Will a tankless system lower my energy bills?

It may reduce standby loss, but actual costs depend on usage, equipment, rates, installation, and maintenance.

Can a tankless unit be installed where my tank sits now?

Maybe. Wall space, clearances, venting, utilities, piping, drainage, and service access affect placement.

Is electric tankless suitable for a whole property?

That depends on demand and available electrical capacity. The panel and circuits must support the equipment.

What should I mention when calling?

Share current heater type, fuel source, bathrooms, heavy-demand periods, renovations, and simultaneous hot water use.

PLAN BEFORE YOU PURCHASE

Plan the Tankless Installation Around Your Property

A tankless unit can be a smart change, but only when the equipment and building support each other. Call Daniel’s Plumbing & Son with details about the current heater, hot water demand, utility setup, and planned fixture upgrades.

You do not need to pick a model before starting the conversation. Bring the information you have so the team can determine whether tankless installation is a practical next step.