(718) 993-4000 Mon - Fri 9:00am - 5:00pm
287 Walton Avenue Bronx, New York 10451
(718) 993-4000 Mon - Fri 9:00am - 5:00pm
287 Walton Avenue Bronx, New York 10451
Experienced Staff
With 110 Years of History
Loaner Program
for contract customers
Warranty Program
100% covered for 1 year
Schedule Now

Get comfortable. Stay comfortable.

Stanley Ruth

New York City’s premier heating and air conditioning company for thru-wall PTAC installations, replacements, and repairs

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Full Protection Plan

Outsource your air conditioning stress to us.

Preventative Maintenance

Prevent disruptive and expensive breakdowns with regular maintenance.

Emergency Repairs

Quick response time and highly experienced technicians to fix your problem faster.


We'll provide a
free on-site
visit and survey.

Stanley Ruth is New York's only thru-the-wall heating and cooling company focusing exclusively on private residences. And we bring more than a century of experience to every job.

Stanley Ruth's Story

With 110 years of history, Stanley Ruth still stands strong as New York’s first choice for thru-the-wall heating and cooling units. Here’s why:

A Long and Storied History

As one of the oldest family-run businesses in America, Stanley Ruth brings a level of experience and expertise no one else can match. We take care of our employees, our customers, and our New York City community.

Exclusively Focused on Private Residences

We are the only HVAC company in the New York area specializing exclusively in private residences.  You’ll never risk taking a back seat to commercial or corporate clients.

We Take Care of Complexity

Whether it’s a strict co-op board, convoluted city codes or a delicate landmark building, Stanley Ruth’s proven track record of navigating red tape ensures no unexpected hold-ups come between you and your thru-the-wall system.


  • “In this day and age, it is refreshing to work with a company that takes pride in their work and does whatever is necessary to satisfy their customers, no matter the obstacles.”

    Norm K.
  • “The installation was easy, efficient, and flawless. You have serviced our AC units for over 15 years and we could not be happier!”

    Vivian F.
  • “You were always available to answer questions and address issues. You worked extremely well with my building superintendent and staff. And, you delivered everything as promised, on time and on budget.”

    Ann M.
  • “I want to thank you and your crew for the
    excellent installation of the LG HVAC unit in our
    front bedroom. It is a terrific piece of equipment,
    and the installation was most skillful, given the
    tight space constraints.”

    John S.
  • “My wife and I want to thank you and your
    installers for the excellent work you did in our
    apartment. Every Aspect of dealing with our
    company was excellent.”

    Ralph B.

Why Choose Stanley Ruth?

  1. A track record that stretches back over a century, so you can rest assured there’s no problem we haven’t solved before whether it’s servicing a new model or catering to an older system’s eccentricities
  2. We work exclusively in private residences so you never have to worry about playing second fiddle to corporate clients
  3. Relationships with building supers and co-op boards that go back decades, so we get approved for installations faster than anyone else
  4. A pioneer in HVAC technology–we were the first to develop modifications allowing HVAC units to harness a building’s heating system and distribute heat with the same degree of control and consistency as cool air
  5. A 30,000-square-foot warehouse in the Bronx – so parts are always in stock and within a twenty-minute drive from your home
  6. Fully customizable units – from smart technology to hardware modifications, our team of experienced mechanics has it covered
  7. A loaner program for members of our preventative maintenance plan, so if your unit ever needs to come into the shop, you won’t be stuck without heat or air
  8. Reserved time for emergency calls, so we are prepared to get to you on much shorter notice compared to our competitors
  9. More of a family than a company–whether its a manager or a mechanic, chances are they’ve worked their way up the ladder over the course of decades
  10. Warranties and preventative maintenance plans covering parts, labor and service visits because our job doesn’t stop the moment we leave your home