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Boosting Efficiency with Combination Boilers:

Why It's Time to Ditch the Storage Tank


Hey there! Let’s talk about something we deal with almost every day but rarely think about: hot water. It’s the unsung hero of our homes, and if you’ve ever run out of it during a shower, you know how quickly that hero can become a villain. One of the best ways to keep the hot water flowing, without wasting energy, is by upgrading to a combination boiler. Trust us, this could be a game-changer for your home’s comfort and efficiency.


What’s the Deal with Combination Boilers?

In simple terms, a combination boiler (or combi boiler) handles two jobs in one compact unit: heating your home and providing hot water on demand. That means no more energy-wasting storage tank sitting in the basement, heating water 24/7 even when you’re not using it. Combi boilers only heat the water when you turn on the tap. Pretty smart, right?


The Problem with Storage Tanks

Traditional systems with hot water storage tanks work fine, but they’re not exactly efficient. These systems keep gallons of water heated around the clock, even when you're sleeping, at work, or out running errands. It’s like keeping your car running in the driveway all day just so it’s ready for when you want to go somewhere. Not exactly a recipe for energy savings, is it?

That’s where the combi boiler comes in. By heating water only when you need it, you’re using less energy, which means lower utility bills. Plus, no more waiting around for the tank to refill and reheat after someone decides to take a 30-minute shower!


Why Make the Switch?

Here are a few reasons why upgrading to a combination boiler might be one of the best decisions you make for your home:

  1. Better Efficiency: Since combi boilers heat water on demand, you’ll use less energy compared to constantly keeping a storage tank full of hot water. That means more money in your pocket and less waste.
  2. Endless Hot Water: With a combi boiler, there’s no limit to the hot water supply. As long as the tap is on, the boiler’s working. So, go ahead, take that long, luxurious shower without the fear of running out of hot water halfway through!
  3. Space Saver: No bulky storage tank means you’ll free up some precious space. Whether it’s a utility room or the basement, you’ll have room to store that extra golf gear or racing memorabilia we know you’ve got your eye on.
  4. Faster Installation: Combination boilers tend to be quicker to install than traditional systems. That means we’ll be in and out of your home in less time, leaving you to enjoy your newly upgraded heating system.

Is a Combination Boiler Right for You?

Combi boilers work great for most homes, but as always, we’ll make sure to go over your specific needs. Whether you’re working with an older home or a larger household, we’ll help you figure out if a combi boiler is the right fit for you. And don’t worry, we’ll give you all the details on pricing, efficiency ratings, and installation options.

We’re all about making sure you can make an informed decision when it comes to your heating and hot water needs. After all, Blue Collar Boys like us know the value of getting the most out of your equipment!


Ready to Upgrade?

If you’re tired of wasting energy on an old system or just want to explore your options, we’ve got your back. Give The Oil Boys a shout and let’s talk about how a combination boiler can keep you warm and cozy all year long. Plus, think of all the extra space you’ll have for your golf clubs... bonus, right?


Stay warm, stay efficient, and give us a call when you’re ready to make the switch!


Your friendly neighborhood Oil Boys Heating & Cooling team.

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Heat pumps are quickly becoming a go-to HVAC solution in New Hampshire—and for good reason. These energy-efficient systems provide both heating and cooling, making them ideal for the state’s icy winters and humid summers. From year-round comfort and lower utility bills to reduced environmental impact, heat pumps offer a smart, sustainable alternative to traditional HVAC systems. Learn why The Oil Boys, LLC is the trusted choice for heat pump installation, service, and support across Grafton and beyond.
By Abby O'Donnell July 11, 2025
Choosing between a forced hot water system and a hot air furnace can be a tough call for New Hampshire homeowners. This guide compares both heating methods—breaking down cost, comfort, air quality, and efficiency—to help you find the perfect fit. Whether you're building, upgrading, or replacing an old system, The Oil Boys, LLC is here to help you make an informed decision and stay warm all winter long.
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