Houston Commercial HVAC
Mercury Control Blue Box


Service Agreement - 100% Satisfaction Guarantee

If you are not 100% satisfied with the service we have provided, we will do whatever we can to ensure your complete satisfaction. If our technician(s) smoke, swear, are not drug free, do not wear medical shoe covers, or leave your home without cleaning up, you pay what you think is fair, no questions asked.

Apples to Apples Guarantee

This is our promise to you that you cannot find a comparable system for less. Or we will pay a $200.00 bonus over the difference. All we ask is the comparison be "apples to apples."

Comfort Loss Guarantee

If your furnace or air conditioner fails within the first year, and we do not repair it within 24 hours of your call, we will write you a check for $100 for your frustration.

In-home Comfort Guarantee

The system(s) installed will heat and cool your home to your satisfaction or be replaced at no charge. (Comfort guarantee is limited to one year from installation date).

Our No Lemon's Guarantee

If the compressor fails during the manufacturer's warranty, we will install a complete new outside unit. If the heat exchanger fails in your furnace during the manufacturer's warranty, we will install a new furnace.

Utility Savings Guarantee

You will save a minimum of 30% on your heating and cooling costs, or we will refund double the difference of your savings not realized the first year. (if system is not meeting guaranteed savings, you must notify us immediately to allow us to evaluate system performance).

Money Back Guarantee

If we don't live up to our promises, and you're not satisfied, we will remove the system and refund 100% of your investment. (Money back guarantee is limited to one year from installation date).

Lifetime Duct Guarantee

When a duct system is installed by Mercury Control you will receive a lifetime warranty on all products we install.

Sales Agreement - Our Guarantees

(Our written promises to you; your assurance of value).