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With Every Water Heater Installation
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CALL NOW Restrictions apply. Cannot be combined with any other coupon or promotion. Must have 120V outlet available within 5 feet of water heater for flood stopper to plug into. Expires 7/31/2025.
With Every Water Heater Installation Free Flood Stopper Restrictions apply. Cannot be combined with any other coupon or promotion. Must have 120V outlet available within 5 feet of water heater for flood stopper to plug into. Expires 7/31/2025. expires 07/31/2025
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On New HVAC System
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CALL NOW Restrictions apply. Not all units qualify. For customers whose HVAC projects contain eligible measures and who have active PSE&G electric or gas accounts. On-Bill Repayment (OBR) up to $15,000 will be repaid over a period of eighty-four (84) months. If customer is Low-to-Moderate Income (LMI) eligible, and the OBR amount exceeds $10,001, customer has the option to pay over a period of eighty-four (84) or one hundred twenty (120) months. Customer’s LMI eligibility form must be determined by PSE&G. Call for more details.
On New HVAC System 0% Financing Restrictions apply. Not all units qualify. For customers whose HVAC projects contain eligible measures and who have active PSE&G electric or gas accounts. On-Bill Repayment (OBR) up to $15,000 will be repaid over a period of eighty-four (84) months. If customer is Low-to-Moderate Income (LMI) eligible, and the OBR amount exceeds $10,001, customer has the option to pay over a period of eighty-four (84) or one hundred twenty (120) months. Customer’s LMI eligibility form must be determined by PSE&G. Call for more details. expires 07/31/2025
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CALL NOW On qualifying systems only. Not all systems qualify. With approved financing. IAQ Package Not To Exceed $2,500. Cannot be combined with any other promotion. Restrictions apply. Call for details. Offer expires Expires 7/31/2025.
0% Financing For 60 Months Available on A New AC Unit + A Free IAQ Package On qualifying systems only. Not all systems qualify. With approved financing. IAQ Package Not To Exceed $2,500. Cannot be combined with any other promotion. Restrictions apply. Call for details. Offer expires Expires 7/31/2025. expires 07/31/2025
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Two air conditioners outside of a home

What Are the Most Common Questions About Air Conditioning?

Posted on: May 29, 2025

Have questions about your air conditioner? You’re not alone. As temperatures rise and your system kicks into high gear, it’s completely normal to start wondering how it works—or what to do if it suddenly stops working. At Len The Plumber Heating & Air, we hear these questions every day, and we’re here to make things […]

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Woman sitting on couch with a blue fan and laptop

Why May Is the Smartest Time to Replace Your HVAC System

Posted on: May 16, 2025

As we head into late spring, temperatures in the Mid-Atlantic are on the rise—and so is demand for air conditioning. If your HVAC system has been struggling, is over 10 years old, or just not keeping up like it used to, May is the perfect time to consider a replacement—before the full heat and humidity […]

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Outdoor AC unit

How Does Air Conditioning Work?

Posted on: April 17, 2025

Most homeowners have cooling systems in their homes, but many don’t fully understand how their air conditioner works. Being familiar with the process and parts of your AC can help you determine if your system needs maintenance, repair, or even replacement. The Basic Principles of Air Conditioning The fundamental concept of most cooling systems is […]

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Pink spring blooms outside of a home

Spring Refresh: Essential HVAC & Plumbing Maintenance Checklist

Posted on: April 8, 2025

As spring arrives, it’s time to give your home’s HVAC and plumbing systems some much-needed attention. A little maintenance now can prevent breakdowns, improve efficiency, and save you money in the long run. Use this streamlined checklist to keep your systems in peak condition: HVAC Maintenance Checklist Swap out air filters: Fresh filters boost air […]

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Woman with allergies sneezing into a tissue

Allergy Season Survival Guide: How Your HVAC Can Help

Posted on: March 17, 2025

Runny nose, itchy eyes — allergy symptoms can be rough. While your allergy medications can help, your home’s HVAC can help to provide relief too. Here’s how: 1. Improved Air Filtration Your home’s HVAC air filters are the first line of defense against your allergy triggers. Air filters capture airborne particles such as dust, pollen, pet […]

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Plumber and homeowner standing by a kitchen sink

5 Reasons a Whole Home Service Plan from Len The Plumber Heating & Air Could Make Your Life Easier

Posted on: February 14, 2025

Folding a fitted sheet or figuring out which streaming service carries your new binge-worthy show is hard. You can make your life a little easier by enrolling in a Whole Home Service Plan for your home’s heating, cooling, and plumbing. Unexpected repairs can be costly, disruptive, and inconvenient. Let’s break down why having a service […]

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What Is Len The Plumber Heating & Air’s Pricing Structure?

Posted on: October 31, 2024

When choosing a home service provider, cost is a key factor — you want the best value without sacrificing quality. There are plenty of expensive plumbers out there, and they may not even do the job right. Finding a provider who combines expertise with transparent pricing and robust guarantees is essential. With over 25 years […]

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Does Len The Plumber Heating & Air Have a Maintenance Plan?

Posted on: October 28, 2024

We’re all about zero surprises at Len The Plumber Heating & Air, which is why we offer the Whole-Home Service Plan, a comprehensive maintenance agreement designed to keep your plumbing and HVAC systems in top condition throughout their lifespans. With this affordable and convenient plan, you’ll have peace of mind that your home is cared […]

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HVAC technician inspecting an air conditioner

When Did Len The Plumber Heating & Air Start Offering HVAC?

Posted on: October 25, 2024

For over 25 years, Len The Plumber – now Len The Plumber Heating & Air – has offered superior plumbing services in the Mid-Atlantic region. We knew we could deliver even more value to our customers, so we started offering HVAC services in March 2023 to help homeowners keep their property at the perfect temperature […]

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What Is Len The Plumber Heating & Air’s Service Area?

Posted on: October 21, 2024

At Len The Plumber Heating & Air, we’re proud to serve homeowners in the Mid-Atlantic region with superior plumbing and HVAC services from our experienced technicians. Our local team offers same day and 24/7 emergency service at no extra cost to keep your life moving. Plus, with our Whole-Home Service Plan, you can streamline your […]

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With Every Water Heater Installation
Free Flood Stopper
CALL NOW Restrictions apply. Cannot be combined with any other coupon or promotion. Must have 120V outlet available within 5 feet of water heater for flood stopper to plug into. Expires 7/31/2025.
With Every Water Heater Installation Free Flood Stopper Restrictions apply. Cannot be combined with any other coupon or promotion. Must have 120V outlet available within 5 feet of water heater for flood stopper to plug into. Expires 7/31/2025. expires 07/31/2025
faucet
& $500 Off A Treatment System Install
Free Water Quality Test
CALL NOW Restrictions apply. Cannot be combined with any other coupon or promotion. Expires Expires 7/31/2025.
& $500 Off A Treatment System Install Free Water Quality Test Restrictions apply. Cannot be combined with any other coupon or promotion. Expires Expires 7/31/2025. expires 07/31/2025
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new HVAC System
Up to 7k off
CALL NOW Qualifying units only. Not all units qualify. Call for full details. Offer expires 7/31/2025.
new HVAC System Up to 7k off Qualifying units only. Not all units qualify. Call for full details. Offer expires 7/31/2025. expires 07/31/2025
white snowflake cooling icon
On New HVAC System
0% Financing
CALL NOW Restrictions apply. Not all units qualify. For customers whose HVAC projects contain eligible measures and who have active PSE&G electric or gas accounts. On-Bill Repayment (OBR) up to $15,000 will be repaid over a period of eighty-four (84) months. If customer is Low-to-Moderate Income (LMI) eligible, and the OBR amount exceeds $10,001, customer has the option to pay over a period of eighty-four (84) or one hundred twenty (120) months. Customer’s LMI eligibility form must be determined by PSE&G. Call for more details.
On New HVAC System 0% Financing Restrictions apply. Not all units qualify. For customers whose HVAC projects contain eligible measures and who have active PSE&G electric or gas accounts. On-Bill Repayment (OBR) up to $15,000 will be repaid over a period of eighty-four (84) months. If customer is Low-to-Moderate Income (LMI) eligible, and the OBR amount exceeds $10,001, customer has the option to pay over a period of eighty-four (84) or one hundred twenty (120) months. Customer’s LMI eligibility form must be determined by PSE&G. Call for more details. expires 07/31/2025
white faucet icon
0% Financing For 60 Months
Available on A New AC Unit + A Free IAQ Package
CALL NOW On qualifying systems only. Not all systems qualify. With approved financing. IAQ Package Not To Exceed $2,500. Cannot be combined with any other promotion. Restrictions apply. Call for details. Offer expires Expires 7/31/2025.
0% Financing For 60 Months Available on A New AC Unit + A Free IAQ Package On qualifying systems only. Not all systems qualify. With approved financing. IAQ Package Not To Exceed $2,500. Cannot be combined with any other promotion. Restrictions apply. Call for details. Offer expires Expires 7/31/2025. expires 07/31/2025
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$40 OFF
Any Drain Clog Service
Schedule service
$40 OFF Any Drain Clog Service expires 07/31/25
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$25 OFF
Well Pump Repair
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$25 OFF Well Pump Repair expires 07/31/25
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$25 OFF Water Heater Installation expires 07/31/25
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$100 OFF
Main Water Line Replacement
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Free Second Opinion
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10% OFF Senior Discount
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10% OFF Military Discount
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$99 OFF
Main Drain Cleaning
SEE ALL OFFERS 99COUPON
$99 OFF Main Drain Cleaning 99COUPON expires 07/31/25
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$80 Off
Any Plumbing Service!
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$50 OFF
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$25 OFF
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$10 OFF Military Discount
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Graphic of a map with Len The Plumber's service area highlighted which includes Baltimore County, Howard County, and more. View SERVICE AREAS

“He listened to what I needed to have done, provided multiple solutions and allowed me to make a decision without trying to influence one solution over the other. The freedom to make the choice I desired is very important to me. The work was excellent and I am very satisfied. ”

- Frederick D.
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What to Expect
From Len The Plumber Heating & Air
Experienced
Technicians

Our local experts are highly trained and can handle any plumbing or HVAC issue — guaranteed!

High-Quality
Experience

You’ll enjoy an exceptional customer service experience from the moment you call until the job is complete.

Simplified Home Services

We’re a one-stop shop for all your plumbing, heating, and cooling needs, making whole-home comfort simple.

24/7 Availability
& Reliability

We provide emergency repairs, so you never have to go without plumbing or HVAC for long.

Upfront
Pricing

You get comprehensive pricing before any work begins, so you never need to worry about surprise fees.