Providing our Wilmington, DE area customers and homeowners with our HVAC help and resource blog for the latest information on modern heating and air conditioning systems is our top goal at William G. Day Company. It is our firm belief that we can truly help our customers understand the inner workings of their home HVAC systems and become more conscious about maintenance and repair issues through our blog articles that we update throughout the month. Enjoy our blog, we hope the articles will be informative and helpful, but if you ever have any questions about your HVAC systems you can feel free to call us and our expert HVAC technicians will answer all of your questions.

Temperatures All OVER the Charts? Here’s How to Set Your Thermostat to Adapt

  Your HVAC system is an important part of helping maintain home comfort. Without these systems installed in place, the extreme seasonal temperatures become unbearable. Your thermostat helps you set and maintain temperatures inside your home that keep you and your family comfortable. Below, we will discuss how you can use your thermostat to adapt

Air Quality Report: Wilmington, Delaware

  When you are living in places with big industrial complexes, the quality of the air you breath in should be a concern for you. You should familiarize yourself with the area you are thinking of moving to and if you are already living in such an area, then you should know the kind of

The Good, the Bad, and the Ugly: How to Conceal Ducts, Condensers, and Thermostats, Beautifully

Your HVAC system helps keep you and your family comfortable throughout the year, but sometimes HVAC equipment can be a bit unsightly. The good news is that you do not have to compromise your style and design preferences in order to house your HVAC system. There are simple ways that you can conceal ducts, condensers,

What’s Going on in Delaware this 4th of July?

All of us here at William G. Day Company want you and yours to have a very happy 4th of July weekend. If you’re not sure what you’re doing yet, take a look at the list below and see if you can’t find something the whole family might enjoy. It’s not a full list of

William Day -- Chinese Drywall -- 06-02-16

What is Chinese Drywall Syndrome?

For many homes built in the US in the mid to late 2000’s problems, damage, and smells started to manifest. Many homeowners complained of a sulfurous, rotten-egg smell, failing HVAC systems, corrosion to plumbing, and failing appliances, all amounting to perhaps billions of dollars across the country. What could cause such an issue? Chinese Drywall

WillamGDay -- Water Heaters -- 05-02-16

A Quick Water Heater Purchasing Guide

Determining Your Water Heating Needs There are several things to keep in mind when you’re selecting a new water heater. The first is your budget. There are some options that will save a lot of money over the life of the water heater but they have a larger initial investment. The second variable that will

William Day -- Furnace Ratings -- 03-17-16

What Are the Ratings for Furnace Efficiency?

As you begin to look for a new furnace or heating system, you will notice that energy efficiency is a commonly talked-about feature. What do rating efficiencies mean and how should they affect your purchase decision? Furnace rating efficiencies are an important factor that should be included in the decision making process. In short, these

William Day -- Replace Air Conditioner -- 02-16-16

When Should I Replace My Air Conditioner?

As a summertime life-saver it has served you honorably. But eventually the intense mechanical demands and the ravages of Father Time will take their toll on your air conditioner, leaving it unable to perform its traditional cooling duties. It isn’t easy to know when the time is right to replace an air conditioner. But there

Furnace Isn’t Heating, Tips to Fix This!

Ever thought about replacing your Furnace? House not warming up fast enough? Here are a few things that could be the sign you need a new unit today! Call us today for the best service in town!


Do You Have a Septic Tank? Then Please Do Not Flush these Things down the Toilet

Septic tanks present some special challenges for those who use them. If you are among the 25 percent of the population that still relies on septic tanks for waste disposal you have to be very careful about what you flush down your toilet. The wrong items can cause drain inlet and outlet clogging, sewage back-up,