What are the opening hours?

Monday 8am - 4:30pm Tuesday 8am - 4:30pm Wednesday 8am - 4:30pm Thursday 8am - 4:30pm Friday 8am - 4:30pm

H & H Plumbing Heating and Cooling

Home
United States
Mansfield, OH
H & H Plumbing Heating and Cooling

An area business for the past 50 years, H & H Supply is the company to call for your heating and air conditioning needs. Harry Dlesk Sr. and Charlie.

opened Dlesk Plumbing & Heating in Bellville, OH in 1948, and in 1959 he moved his business to Mansfield. The business, located at 243 N. Mulberry St., Mansfield, is now run by Harry Sr.'s two sons, Harry Jr. The grandsons Steve and Ryan are also following the family trade and plan to keep H & H supply going in the future. H & H Supply provides plumbing, heating and air conditioning sales and service. The business also remodels bathrooms, including installation of marble tops, faucets, tubs/showers, and whirlpool baths. The company stocks parts for various plumbing, heating and air conditioning needs. H & H Supply also offers installation of water softeners, boiler systems and hot-water heating. They also do light commercial installations at places such as churches, restaurants and small businesses. Over the past several years H & H Supply's 16 service and installation representatives have installed an average of 400 furnaces and air conditioners a year and answered over 5,000 service calls including emergency repairs. Although our work is primarily in Richland County, H & H Supply does jobs in Delaware, Apple Valley, Ashland, Shelby, Mount Vernon, Marion, Crestline, and neighboring areas.

10/21/2026

❄️ Is your home prepped for the season?

A little prep now — tune-up, filter, thermostat — saves headaches later. Get ahead of winter — reach out today!

📞 (419) 522-5852
🌐 HandHSupply.com

10/14/2026

🔥 Ready to warm the house back up?

That initial burning-dust odor clears up within minutes — no worries. But bangs, rattles, or cold air are signs to give us a call. Know what's normal — and what's not.

📞 (419) 522-5852
🌐 HandHSupply.com

10/07/2026

Staying safe at home means staying on top of a few HVAC basics. Replace filters on schedule, keep your outdoor unit clear of debris, and watch for unusual smells or sounds. If something seems off, shut it down and call a pro.

📞 419) 522-5852 · 🌐 HandHSupply.com

09/30/2026

🌬️ The average person spends most of the day indoors, and cleaner air means a healthier home.

Pollutants that build up in a closed-up home can be tackled with an air quality upgrade. Let us help you make home feel better.

📞 (419) 522-5852
🌐 HandHSupply.com

09/23/2026

Get ahead of the heating season. Book your heat pump fall check today and enjoy peace of mind all winter long.

A fall tune-up can extend your heat pump's lifespan and lower your energy bills. Schedule yours now.

📞 (419) 522-5852
🌐 HandHSupply.com

09/16/2026

We're here for your comfort.

For the homes in our area, we provide honest, quality work — right here in ohio. Whether it's a repair or a new install, we're here to keep you comfortable — give us a call.

📞 (419) 522-5852
🌐 HandHSupply.com

09/09/2026

🌡️ Smarter settings, less wasted energy.

Scheduling small adjustments through the week lightens the strain on your system. Dialing in the right temperature once keeps your home comfortable and efficient.

Thinking about a smart thermostat? We've got you covered.

📞 (419) 522-5852
🌐 HandHSupply.com

09/02/2026

⚡ The next big storm can catch your system off guard.

Shielding your equipment ahead of the next storm safeguards one of your home's biggest investments. Adding a whole-home surge protector can extend the life of your system.

Questions about surges? Give us a call.

📞 (419) 522-5852
🌐 HandHSupply.com

08/26/2026

Happy International Dog Day! 🐾

The comfiest homes have the waggiest tails. Paws for a tune-up, ohio! Keep every tail wagging — give us a call.

📞 (419) 522-5852
🌐 HandHSupply.com

08/19/2026

When air can't move freely, your blower strains and your energy use climbs. 💨 A fresh filter every month through cooling season keeps airflow strong, bills lower, and your system running years longer. It's the cheapest maintenance there is.

📞 419) 522-5852 · 🌐 HandHSupply.com

Address

243 N Mulberry Street
Mansfield, OH
44902

Opening Hours

Monday	8am - 4:30pm
Tuesday	8am - 4:30pm
Wednesday	8am - 4:30pm
Thursday	8am - 4:30pm
Friday	8am - 4:30pm

Website

http://www.handhsupply.com/

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