Air Conditioning Service
Fast, reliable AC repair, maintenance, and installation to keep you cool through San Antonio's triple-digit summers. We service all major brands.
Read MoreFrom a same-day repair to a full system replacement, Modern Air System keeps San Antonio comfortable year-round. Our certified technicians service all major brands for both homes and businesses, with honest, upfront pricing and no surprises.
Air Source Heat Pump
Efficient heating and cooling from a single system. We install, replace, and service heat pumps to deliver year-round comfort.
Read MoreStreamline Heating
Dependable furnace and heating installation, repair, and maintenance to keep your home or business warm and safe when temperatures drop.
Read MoreDuctwork Repair
Replacing, sealing, and repairing of air duct to improve airflow, lower energy bills, and protect your indoor air quality. Includes static pressure testing to find and fix problem areas.
Read MoreDuctless Cooling
Flexible, energy-efficient mini-split cooling for spaces without ductwork - ideal for additions, garages, sunrooms, and older homes where running ducts isn't practical.
Read MoreFlexible Payment Options
Make Your HVAC Project More Affordable
Unexpected home repairs can be stressful and costly. Modern Air System offers easy, budget-friendly solutions with flexible payment options tailored to your needs, regardless of credit. Get pre-qualified in under a minute with no impact on your credit score.
Prequalify in Seconds
Begin the prequalification process quickly with no hit to your credit score.
Choose Your Plan
Select the payment option that works for your budget and submit your application.
Get Approved and Sign
Receive a fast approval, activate your loan, and complete the process without paperwork.
Available Financing Plans
| Plan Number | Plan Description | Payment Factor | Example Payment on $10,000 |
|---|---|---|---|
| 1069 | 6 months with 0% and no payments, then 9.99% for 10 years | Not applicable during the first 6 months; 1.32% afterward on the remaining balance | Not applicable |
| 1509 | 10.99% for 15 years | 1.14% | $114 |
| 2716 | 6.99% for 5 years | 1.98% | $198 |
| 4158 | 15 months with no interest; payment required | 2.10% | $210 |
Financing is subject to lender approval. Available plans, interest rates, payment amounts, and terms may change. Contact Modern Air System to confirm current financing options.
Get Started Today
Contact our team to learn more about financing your HVAC repair, replacement, or installation.
WHAT SETS US APART
1
Fast Repairs
Same-day repairs on most service calls to keep you comfortable.
2
Honest Pricing
Upfront, honest pricing - approved by you before we start any work.
3
Vetted Team
Certified, background-checked technicians you can feel confident about.
4
New Systems
Free estimates on new system installs and replacements.
5
Smart Financing
Flexible financing options available to fit your family's budget.
6
Full Service
Reliable residential and commercial service across South and Central Texas.