Affordable DIY Outdoor Fireplace kits are fun to build and ship FREE

Barrington-Deluxe-Estate-Axio

Barrington Outdoor Fireplace Kit

Fireplace, Standard

Our most classic design, the Barrington fireplace, is a premium outdoor kit. Anyone can quickly build this wood-burning stone look kit.

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Barrington See Through Fireplace Kit-Deluxe Estate Gray

Barrington See Through Fireplace Kit

Fireplace, See-Through

The Barrington See Through fireplace is a premium kit. It includes everything you need to enjoy relaxing around both sides of the fire.

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DIY stone outdoor fireplace kit loaded bremley

Bremley Outdoor Fireplace Kit

Fireplace, Standard

Updated and upscale, the Bremley fireplace, is a premium outdoor kit. This wood-burning DIY kit is large and includes everything you need.

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Bremley See Through Fireplace Kit

Fireplace, See-Through

Bremley See Through Fireplace is made for entertaining around the fire. Great for large patios and pool areas. Customizable to your vision.

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Bremley TV-Deluxe-Estate Fireplace kit

Bremley TV Fireplace Kit

Fireplace, Standard

Our Bremley TV fireplace allows you to add a TV mounting option to your Bremley fireplace and easily mount a 55' TV and sound bar.

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Do you love the crackle and warmth of a real wood fire? Are you looking to add a wood-burning hardscape feature to our backyard? You have come to the right place. Cornerstone offers everything you need to turn your boring backyard into the envy of the neighborhood. Are you looking for something traditional? Our Barrington fireplace kit is at home in any decor. Perhaps you want a more modern fireplace. Check out our Bremley outdoor fireplace. Do you want something more upscale to raise your home’s value? Try adding options and upgrades to your fireplace kit. 

Perhaps you are a bit more daring or are looking for a backyard centerpiece the likes of which no one has seen. Experience our Fire Spire kit. A hybrid between a fireplace and a fire pit, the Spire is a functional fire-containing sculpture that stands approximately seven feet tall. This exciting new fire feature mimics an old-world tower ruin. It will be the center of attention at your backyard barbeque. It is also great for burning limbs and debris around the yard. Be bold. Claim your backyard dominance with our striking Fire Spire ruins kit.

Cornerstone takes the unknowns and extra expenses out of creating a dream backyard gathering space. Your kit comes delivered with everything needed to create a wood-burning fireplace that looks great and drafts like a champ. Our full masonry fireplaces offer the best value you will find. Our fireplace kits feature ample-sized 28″ fireboxes lined with firebrick. Actually, the firebox gets wider passed the opening. This high-performing heat chamber is coupled to a full-sized chimney. The standard height is plenty tall to keep the smoke out of everyone’s faces. Unlike other kits, our has a large built-in mantel and overhanging hearth. 

But it doesn’t stop there. We include a stainless steel spark arrestor for your safety. Other kits place large, heavy stones as chimney caps. These are dangerous to install and don’t prevent unwanted fires. We obsess over every detail to offer the best quality product in a complete package that is simple to install. In fact, it takes no special tools or skills to build our fireplace kits. And unlike other kits that are merely shells, you won’t have the added hassle and expense of covering your build with masonry veneer. Our outdoor living kits are complete upon installation. We believe we have a great product at a great value. But if you are not convinced and still have questions, be sure to call or contact us. We will gladly help you in any way we can. 

Why buy one of our DIY Outdoor Fireplace Kits?

1. You want to save money

Custom hardscape projects can get expensive fast. You can be out thousands of dollars and still be in the planning stage. Remove costly overhead by using our expertly designed kits. You can customize them to your needs and budget.

2. You want to save time

Getting results isn’t always easy. You have to plan and research materials, products, and best practices. Then you have to take time to put the plan into actionable steps. Weeks can pass before your even close to shovel ready. Using our predesigned and tested kits to get your project underway.

3. You want a high ROI

Upgrading your home and expanding its useability isn’t just a monetary investment, it’s an investment in well-being. Spending time outdoors with loved ones gives you ways to connect that walled spaces can’t. But it’s good to know you’ll recoup lots of money when you decide to sell your property.

4. You want a killer backyard

You deserve an awesome personal space to relax and recharge. Moreover, you deserve a rocking pad to throw parties and entertain guests. You also know how many hours a rocking pad can take. Spend time enjoying your killer patio- not building it. Most of our DIY kits can be built in a weekend or less.

DIY stone BBQ grill station fireplace addition smoker, grill, and oven

Customize your DIY outdoor fireplace kit in over 750 ways to make it Uniquely Yours

Combine Masterson Grill Stations in tons of ways with and without other add-ons and options. Choose from over 750 unique combinations to build a fireplace that is truly unique. All of our features, kits, and pieces are made to work together in an easy-to-build, easy-to-customize modular system that will help you achieve your ultimate backyard in less time using less money. By using our curated kits, you can know exactly how your outdoor living space will look before you buy. No more paper napkin plans. Choose our premium outdoor living kits and enjoy your dream backyard faster and cheaper than you thought possible.

Fireplace with grill and pizza oven on separate sides
Bremley See Through Fireplace Kit with Firewood Boxes and seat walls
Fireplace with grill and kamado on separate sides with dual wing walls
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Our DIY fireplace kits start with base models from which you can customize. The Barrington model is the most traditional. You may want to choose a Bremley fireplace for a more modern design. Both models feature the same large 28″ firebox opening, as well as a large hearth and built-in mantel. Cornerstone only offers large, upscale outdoor fireplace kits. We do not hook you with a low-priced model that won’t fit your needs. All our kits are designed to impress at a price that you can appreciate.

Getting what you want is simple.  First, you choose your outdoor fireplace’s color, followed by its style or shape. You can choose between a standard firebox or a see-through firebox. All our fireplace offerings are large premium kits. Once you have chosen the model of your outdoor fireplace kit, customize it with add-ons and packages. We are adding more options all the time. The styles aren’t endless, but there is more than enough to build a custom outdoor fireplace for your dream backyard.

You can’t make a bad choice!

You have found a foolproof system. I only offer options that perform great and look amazing. You won’t be burdened by too many options that have little value. My color blends are timeless. They fit into their natural surroundings while coordinating with your home. Moreover, my kits are super simple to build. I pride myself in our easy step-by-step process for DIY enthusiasts.

Choose from two stone-colored blends

Castle-Gray Blend Outdoor kit color swatch

Castle Gray Blend

Cottage-Buff Blend Outdoor kit color swatch

Cottage Buff Blend

Choose from three outdoor fireplace models

Our DIY fireplace kits start with a base model from which you can customize. Cornerstone only offers large, upscale fireplace kits. We do not hook you with a low-priced model that won’t fit your needs. All our kits are designed to impress at a price that you can appreciate. The Barrington model is the most traditional. You may want to choose a Bremley fireplace for a more modern design. Or, if you can’t miss the big game, opt for our Bremley TV edition. All models feature the same large 36″ firebox , as well as large hearth and built-in mantel.

Buff Barrington DIY Stone Outdoor Fireplace Kit Standard

Barrington

Bremley-Fireplace-Kit

Bremley

Bremley-Fireplace-with-TV-Kit

Bremley TV

Cutaway detail of our standard firebox

Choose a Standard or See-Through Firebox for your outdoor fireplace kit

Your outdoor fireplace kit comes in a standard firebox or a see-through firebox option. Whichever you choose, the price remains the same. You should choose your kit based on your outdoor living vision, not have many more Benjamins it will cost you. Therefore, both the Bremley and Barrington style fireplaces are available with a two-sided firebox. All fireplaces offer a built-in hearth and a mantle for each firebox opening.

Firebox-SeeThru-Dimensions

Take your outdoor fireplace to the next level

Customize your fireplace with functional options

Don't forget add-ons and options for your DIY fireplace kit

Create the perfect setting for outdoor paradise. No two backyards are identical. And no two family's needs are the same. That is why we offer you tons of add-ons and options for you to configure your ultimate fireplace. All options are super simple to build and come with step-by-step instructions. Choose from these options or many more.

Chimney Extensions

Chimney Extensions

Create needed clearance with addition chimney sections for your fireplace. Available in 24" sections up to 48".

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Estate Wing Walls

Define your outdoor space with useful seating and pier tables

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Masterson-G Grill station with 32

Masterson Grill Stations

Fireplace with Grill and Oven options

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Masterson DC Grill Station on Barrington Fireplace

Masterson-DC Stone BBQ Grill Station

"Dome Home" Kamado Grill Island

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Masterson-G Grill station with 32

Masterson-GC Stone BBQ Grill Station

Masterson BBQ Grill Island for your fireplace

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Masterson-KC Grill station with 32

Masterson-KC Stone BBQ Grill Station

Connected stone grill station with Summerset Grill and Grill Dome Kamado

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Masterson OC grill station with Summerset Grill and Pizza Oven

Masterson-OC Stone BBQ Grill Station

Stone Grill station with gas Grill and Pizza Oven Combo

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Masterson-VC Grill station with Summerset outdoor gas Pizza Oven

Masterson-VC Stone Pizza Oven Station

Fireplace with Pizza Oven add-on

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Firebox with Deluxe wood boxes option in cottage buff

Wood Storage Box

Add function and style by adding storage for your firewood

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Why Choose Cornerstone Kits?

You have several options to choose from when deciding what and where to buy outdoor features for your backyard makeover. It is easy to get caught up in features and sizes, and prices. The decision can be daunting. But choosing an outdoor living solution doesn’t have to be stressful.

Cornerstone has brought the best people and products in the industry to design a comprehensive outdoor living suite that benefits you. We have analyzed the designs and features of fireplaces, ovens, and grills to bring you the best value on the market. Importantly, all our kits keep safety and best practices at the forefront of their designs. In addition, we have improved features where needed and removed anything that is high maintenance or unnecessary. As a result, we only offer tried and true designs that will be around for years to come.

Cornerstone Block System

Top Quality

Designed to the highest measures using the best materials available. We build up to a standard, not down to a price point.

Fireplace kit build- keep your blocks straight and flush

Easy to Build

Expertly designed so your mom could build it in a couple of days. Simple stack and glue construction is easy for beginners.

Stainless Steel Spark Arrestor

Safety First

Designed to be safe to build and safe to use. No large pieces in high places. Large hearth, mantle, and spark arrestor included for fire safety.

Great Value

Outdoor living will give you a high ROI while making your property more desirable. Build your kit yourself and save even more.

DIY Outdoor Fireplaces kits come with these Features

Your fireplace kit has been designed up to a standard of excellence and safety. We don’t design down to a price point. From heavy angle irons, deep mantels and hearths, and stone appearance, see what is included in our kits that other companies skimp on or charge more for.

Stainless Steel Spark Arrestor

Stainless Steel Spark Arrestor

Your safety is our top priority. Therefore, we include a spark arrestor with every kit. This addition will help prevent wildfires. It is much safer than a 100-plus pound stone found on other kits.

Large Mantel

Can you believe some brands charge over a thousand bucks for a hearth! Of course, our hearth comes included. Per best practices, we design all our fireplaces with a 14-16″ hearth for safety.

Standard Fireplace Hearth
Firebrick lined firebox

Firebrick Lined Firebox

Our wide firebox dimensions help produce great draft and heating efficiency. The opening is wide to allow ample room for your fire while not being overly wide and inefficient. Fire brick lined for heat retention and longevity.

Easy to Build

Our Fireplace kits designed to be assembled in a few hours using our unique building system. The pieces are relatively small, and the instructions are simple to follow. You simply stack and glue the pieces together. No cutting blocks. No mixing mortar. No mess.

Our kits are easy to build for beginners with no heavy lifting

You can build our kits. Jake walks you through every step.

View our YouTube channel

You will learn what to expect when building this project yourself. All of Jake’s kits are perfect for installers or DIYers. You don’t need any special skills or tools. All the pieces you need are included with your kit. There is no cutting or mortaring the blocks. You simply stack and glue the block together.

Customer Gallery

If these people built it, YOU can too!

  • Customer testimonial pic
At first I was nervous, but the build was dead simple. It’s like Legos for grown ups.
Joe V
This kit was one of the easiest DYI project I have ever completed. And I have never worked with stone before. The instructions were for true beginners. It turned out great.
Farrin W
The see thru fireplace is a gorgeous addition to our outdoor living space. I highly recommend Cornerstone!!
Suzanne A

Who is our outdoor living kits for?

People who want a high ROI

Home improvement isn’t cheap. and you don’t want to get bogged down spending time on high-maintenance items that you spend more time maintaining than using. By using our time-tested designs, you will get a high return on investment when you go to sell your property. Did we mention you’ll get plenty of hassle-free use from them, too?

People who like to save money

Custom outdoor living projects can get expensive fast. You can be out thousands of dollars and still be in the planning stage. Remove costly overhead by using our expertly designed kits. You can customize them to your needs and budget.

People Who like to save time

Getting results isn’t always easy. You have to plan and research materials, products, and best practices. Then you have to take time to put the plan into actionable steps. Weeks can pass before you’re even close to shovel-ready. Using our predesigned and tested kits to get your project underway.

DIYers who love outdoor living

Let’s face it- outdoor living is cool. upgrading your home and expanding its useability isn’t just a monetary investment. It’s an investment in well-being. Spending time outside with friends and family gives you ways to connect with loved ones in ways that walled-in spaces can’t.

Professionals who need to deliver

You know how to build almost anything. Maybe a fireplace is a bit outside your wheelhouse. You also know how many man-hours can get eaten away when making custom outdoor kitchens and outdoor livimg features. Show your client exactly what you will deliver. Then deliver it in a timely manner so you can get to those other jibs that keep stacking up.

Plan your living space with our handy dimension guides

You will find all the dimensions needed to know what features will fit in your backyard space

If you have any questions, do not hesitate to contact us. You will NOT get a sales pitch. We will try to answer all your questions. We are passionate about hardscapes and fireplaces. If we had the time, we could talk your ear off about the subject.

Technical questions, installation questions, shipping questions- please ask. We want you to be informed. Buying and installing a fireplace isn’t like purchasing a pair of shoes. If our product won’t be right for you, we will not hesitate to let you know. We are here to help you. We are only a phone call away.

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