Keystone Comfort Heating & Air has served Media homeowners for over 15 years — licensed, insured, and owner-operated by Tom Reiner. Free estimates on every job.
From the Victorian homes around State Street to newer builds off Baltimore Pike, Media's housing mix keeps us busy with everything from boiler-to-heat-pump conversions to high-efficiency AC replacements.
Whether it’s an urgent repair or a project you’ve been planning for months, you get the same deal every Media customer gets: a clear written estimate up front, work done to current code, and a job site left cleaner than we found it.
We’re local — based in Media — so response times in Media are fast, and we know the housing stock, the inspectors, and the quirks of the area’s homes.
✓ Licensed & insured in Pennsylvania
✓ 15+ years serving Delaware County
✓ Owner on every job — no rotating crews
✓ Free written estimates
✓ 5.0-star rated on Google, Nextdoor & Angi
When your air conditioner is past saving, we replace it with a properly sized, correctly charged system — installed by the book so it hits its rated efficiency from day one.
Learn More → HeatingNo heat is an emergency in a Pennsylvania winter. We diagnose fast, repair honestly, and replace only when repair stops making financial sense.
Learn More → Heating + CoolingOne system for heating and cooling, room-by-room control, and serious efficiency — we design and install ducted heat pumps and ductless mini-splits across Delaware County.
Learn More → Heating + CoolingThe best equipment can't overcome bad ductwork. We seal, repair, resize, and replace ducts so the comfort you pay for actually reaches every room.
Learn More → Heating + CoolingA $150 tune-up beats a $1,500 breakdown. Seasonal maintenance keeps your warranty valid, your bills lower, and your system out of the emergency queue.
Learn More → Heating + CoolingAllergies acting up indoors, dust that comes right back, dry winter air — we solve air quality problems at the system level, not with gadgets.
Learn More →Yes — Keystone Comfort Heating & Air serves all of Media and the immediate surrounding area. We're based in Media, so Media is squarely inside our everyday service zone.
Yes — free estimates on all replacements and installations. Diagnostic visits for repairs carry a standard trip fee that's credited toward the repair if you move forward.
Fully licensed and insured in Pennsylvania, with NATE-certified technicians and EPA refrigerant certification. We pull permits whenever the job requires them.
Call Keystone Comfort Heating & Air — serving Media and all of Delaware County with free estimates and 15+ years of experience.