Frequently Asked Questions

Check out these most frequently asked questions about our products and services. Can't find your answer? Contact us today!

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Frequently Asked Questions

Water Heaters

What steps should I follow to safely shut off my water heater?

What are some water heater installation concerns for homeowners?

What are potential causes of smelly water?

What type of anode rod is best for homes with well water?

What is the difference between magnesium and aluminum anode rods?

What are some water heater concerns for homes with well water?

What causes condensation, water dripping in the burner or on the floor around the water heater?

What causes water to drip or dump from a temperature and pressure relief (T&P) valve?

Can my flood damaged water heater be repaired?

When is a drip pan required to be installed under my water heater?

What is first hour rating?

What is a dry-fired element?

Why might I need a recirculation pump installed with my new water heater?

Is the water heater really leaking or is it repairable?

What is a water heater’s recovery rate?

What is DRF’s warranty on tank water heater installations?

How is a water heater flushed?

What is DRF’s price match policy?

How can I determine if my chimney liner is faulty?

How do I ensure that I select a tankless water heater in the appropriate size for my home?

How does a tankless water heater work?

Why should I hire a licensed plumber?

How much do tankless water heaters cost?

How much can I expect to save on my monthly utility bill with a tankless water heater?

Why might code improvements be necessary?

What are chimney liners and what purpose do they serve?

Is there a pilot light in my tankless water heater?

What causes smelly water and what can be done about it?

What are the popping, banging, rumbling or sizzling noises sometimes heard in water heaters?

My hot water recirculation line does not seem to be working since my new water heater was installed. Why?

Why does a faulty chimney liner cause deterioration in a chimney?

What types of chimney liners are there?

What is a tankless water heater?

What if I can’t see if there are any obvious signs of a problem with my chimney liner?

What are some reasons to use a tankless water heater over a standard storage tank water heater?

My neighbor is pretty handy – can’t he install my water heater?

I’m simply having a new water heater installed, why is it necessary to replace my chimney liner?

Is chimney liner size (diameter) specific to certain water heaters?

Why do I need to replace my shut-off valves?

Water Treatment

Why should I consider investing in a water treatment system?

How does a DRF water treatment system remove hardness?

Can I take my drinking water system with me if I move?

When should I consider a water quality analysis?

Is activated carbon a safe method of filtration for drinking water?

How much sodium will be in my DRF water?

What causes smelly water and what can be done about it?

My city water system tests fine at the source. Why should I worry?

Isn’t most tap water good enough?

Backflow

Do I need to have my RPZ certified annually?

Why are backflow prevention devices required?

When is it necessary to have an Reduced Pressure Zone (RPZ) or an RPZ device?

What is an RPZ?

What is a backflow prevention device?

Plumbing

Are saddle valves okay?

Why should I hire a licensed plumber?

Why might code improvements be necessary?

Will DRF correct pre-existing conditions when doing plumbing work in my home?

Should I be concerned about galvanized pipe?

Multi-family & Commercial

Can we talk with other properties that DRF has done work for?

How can utility rebates help me pay for a Resource Conservation project?

How do I know we’ll get the utility rebate for our project?

Why should I work with DRF on a Resource Conservation project?

What is a Resource Conservation Solutions (RCS) project?

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