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35 Products DIYers Shouldn’t Pass Up at Costco

In a trip to Costco, you can stock your workshop with necessities like paper towels and trash bags, but you won’t believe what else DIYers can find there.

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furnace filtersCharles Knowles/Shutterstock

Furnace Filters

Many furnace filters should to be replaced monthly. Help keep your furnace running efficiently by always having new filters on hand. Costco carries many filters in various sizes and price points. Plus: Check out 13 Costco tips frequent shoppers keep to themselves.

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EasyOn Gutterguard

This DIY stainless steel micromesh gutter guard keeps out leaves, pine needles and roof sand grit from your gutters so you will never have to clean your gutters out again.

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Courtesy of Costco

Stainless Steel Rolling Workbench

Maybe you don’t have a ton of space in your garage for a full DIY workshop, which is why this cart is the perfect solution. Store all of your tools within the cabinets, and when the weekend hits you can just drag this cart into the center of your garage (or even out in the driveway) for your weekend workshops. The butcher block on top is 1-1/2 in. thick, and the drawer weight capacity is 100 pounds. Did you know you can also buy these 15 gourmet foods at Costco?

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Laminate FlooringLukiyanova Natalia frenta/Shutterstock

Laminate Flooring

Costco sells a variety of laminate flooring options in boxes. The interlocking system makes it easy to install the flooring yourself, eliminating the expense of a contractor. So if you want to make over a room on a budget, see the various styles of laminate flooring available at the warehouse and online.

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Titan Screwdriver SetPhoto: Courtesy of Costco

Screwdriver Set

Costco sells a 70-piece screwdriver set from Titan that comes with a freestanding storage rack to help keep screwdrivers organized. Next time you find yourself using a screwdriver in a dark spot in your home, try this lighted screwdriver hack.

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White custom cabinets kitchenVia Costco

Full-Custom Cabinets

If you are looking to update your kitchen or bathroom, look no further than Costco for an amazing deal. They offer fully customizable cabinets from the brand Tuscan Hills Kitchens & Baths. Available in over 500,000 color and style combinations.

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If you use a lot of batteries for all those remotes, controllers and toys, you can get a deal at Costco. Kirkland batteries, according to Kiplinger, cost less than name brand batteries when purchased in large quantities. This is the proper way to get rid of used batteries.

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costco greenworks circular sawPhoto: Courtesy of Costco

Circular Saw

Costco sells the 24V Circular Saw from Greenworks, which features a laser line for accuracy, the ability to make up to 45-degree bevel cuts and it has a battery that’s compatible with up to 20-plus tools. Follow these pro tips to using a circular saw safely and effectively.

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Barndoor closetVia Costco

Barn Doors

Barn style doors not only will create a focal point to any interior but their space saving design keeps your interior spacious and hazard free. This door is constructed of a durable engineered wood and is ready to install in less than an hour.

If you want to make your own barn door, we’ll show you how to build a simple barn door, including how to distress new pine boards for a weathered look.

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costco extension ladderPhoto: Courtesy of Costco


Ladders come in handy for everything from roof and gutter work to organizing the garage. Costco offers a couple models, along with some accessories such as a work platform. When using a ladder alone, follow these DIY safety tips.

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Trash BagsY Photo Studio/Shutterstock

Trash Bags

Buy trash bags in bulk at Costco. You'll find bags for the kitchen, for yard work, for cleaning up after heavy-duty projects, and even pet waste bags. Having a large quantity of bags around means you won't run out in the middle of a project.

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Courtesy of Costco

Jumbo Steel Storage Cabinet

Not only will this Costco tool chest be perfect for tools and other DIY products, but it’s great for getting that extra storage out of the way as well. If you recently stocked up at the grocery store for paper towels, coffee, soda, even office paper, this cabinet is the perfect place to keep it safe and dust-free.

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SafeVia Costco


You do what you can to protect your home, family and business, but a fire or flood can happen to anyone. Give yourself peace of mind by protecting your most important documents and valuables with a safe.

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Patio HeaterArtazum/Shutterstock

Patio Heater

If you've built a gorgeous deck or patio and you want to spend as much time enjoying it as possible, get a Costco portable heater. When temperatures drop, fire up this propane heater and keep the party going.

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extension cordPhoto: Courtesy of Costco

Costco Extension Cords

Costco sells a two-pack of 50-foot extension cords that feature an indicator light in the receptacle end to let you know when it has power. Not sure how to store all those Costco extension cords? Try this simple extension cord storage solution.

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gasAlfonso de Tomas/Shutterstock


If you have a Costco membership, put it to good use and fill up on gas while you’re there. You’ll likely find the gas is cheaper at Costco than it is at nearby competitors. Here are 10 things you should know about gasoline.

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ash vacuum porter cablePhoto: Courtesy of Costco

Ash Vacuum

Keep your fireplace and chimney clean with an ash vacuum. Costco offers a 4-gallon ash vacuum model from Porter-Cable that will make quick work of cleaning not only your fireplace, but fire pits and wood-burning stoves, as well.

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Emergency food supplyVia Costco

Emergency Kits and Supplies

We can’t always know what the future will bring. Being prepared is one of the oldest and wisest principles known to man. Costco sells emergency kits and supplies ranging from 72 hour kits, to 3 months worth of food and safety supplies. Here are our tips for how to prepare your home for a natural disaster.

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dfh17sep041-07 living room couch pillows large mirrorDavid Papazian/Shutterstock


Whether you’re looking to give a room an updated look or need one for a craft project, Costco is a good place to buy mirrors. Try adding a mirror to a dark room to help reflect more light.

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Plastic Wrap

You’ll not only pay less when buying the Kirkland brand plastic wrap at Costco, you’ll find it’s just as durable as name brands. Stock up and you’ll be ready for baking season.

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DIY Solaralphaspirit/Shutterstock

DIY Solar

Costco sells solar-powered products ranging from outdoor lights to solar umbrellas that light up outdoor living areas (ideal for parties). You'll also find DIY off-grid solar panel kits that can be used for emergency backup systems, RVs, boats, 12-Volt battery charging, small pumps, charging small electronic devices and operating LED lights.

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costco safety glovesPhoto: Courtesy of Costco

Safety Gloves

Costco offers gloves for many different projects, including a two-pack of high performance mechanic gloves from Terra. Gloves should be on every DIYer’s must-have list.

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Courtesy of Costco

Storage Wall

Keeping the bigger tools in order—like shovels, leaf blowers, even mops or ladders—can be difficult in a garage or shed. Most people tend to stack them on top of each other, requiring you to dig around for that item. Use up the empty wall space in your garage with this panel set. By knowing exactly where your items are, you will save a ton of time. Plus, it will give you more space in the garage to work on your projects! You should also take a look at Costco planter boxes.

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Bottled Waterericlefrancais/Shutterstock

Bottled Water

Costco's Kirkland bottled water is a great value. After a couple of hours of toiling on your latest do-it-yourself project, there's nothing like grabbing a cold bottle of this water that you got at a bargain price. Also, you can easily redeem the empties at bottle redemption machines inside of Costco warehouses (in participating states) or recycle them at home.

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planting seeds gardening amenic181/Shutterstock

Plants and Seeds

When it’s time to get planting, head to Costco. The store sells plant bulbs, seed packets and some potted plants for your yard and garden.

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costco air compressorPhoto: Courtesy of Costco

Air Compressor

This Briggs & Stratton 4.5-gallon air compressor, available at Costco, runs 80-percent quieter than other models and has a durable, induction motor that has been qualified to last longer than a standard motor. Try building an air compressor cart to wheel your compressor to wherever it’s needed.

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Costco Outdoor Storage: Costco Storage ShedStuart Monk/Shutterstock

Costco Outdoor Storage: Costco Storage Shed

Costco has a full line of storage sheds you can order and have delivered to your home. These high-quality sheds are large enough to store a small utility vehicle or a riding lawn mower, yet small enough to fit comfortably in most backyards without taking up too much space. A shed is a great way to get your outdoor equipment and toys organized.

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Paper TowelsArt_Photo/Shutterstock

Paper Towels

Most of us use paper towels every day, so buy them in bulk at Costco and you won't have to remember to toss a couple of rolls in your cart every time you grocery shop. Kirkland Signature 12-Count rolls are popular because you can tear off a half or full sheet depending on the size of the mess you're cleaning up.

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Courtesy of Costco

Mobile Storage Shelves

This storage rack is so versatile, it could be used for whatever storage you need. Put away those larger power tools on this rack, or get some bins to store the smaller stuff. Or use it to get those knick-knacks around the garage out of the way so you have space to do your DIY project!

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wd 40imrankadir/Shutterstock

Popular DIY Products

Home mechanics can use Costco to stock up on motor oil and DIYers can always use WD-40. Maybe you’re always in need of painters or electrical tape. No matter what product you use most, consider checking the price at Costco during your next trip.

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Costco Lysol Disinfecting WipesJulie Clopper/Shutterstock

Costco Lysol Disinfecting Wipes

Even if it's not flu season, disinfecting wipes are handy to use every day. Use them for wiping down doorknobs, countertops, and cabinet hardware, especially if you have school-aged children. Purchase wipes in bulk at Costco for the best deal. They're available in a five-count package, and you might want to throw in a multi-pack of Lysol disinfectant spray while you're at it.

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costco wrench set t-handlePhoto: Courtesy of Costco

Wrench Set

Costco offers this three-piece T-Handle wrench set from BonAire which features a four-position anodized speed grip and rubberized T-handle for easy use. Designed for use in tight spaces, the set includes a 1/4-inch and 3/8-inch square drive, along with a 1/4-inch magnetic hex bit drive. Make this simple tote for your wrenches.

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EyeglassesVadym Wedmov/Shutterstock


Buying prescription glasses at Costco is a “no-brainer,” according to Bob Niedt, an online editor at Kiplinger’s. “I compared Costco prices to ones sold at the offices of eye care professionals, brick-and-mortar eyeglass retailers and online, and Costco had the lowest prices and offered superior customer service for selecting, ordering, fitting and adjusting them.” They’re super-chic too, believe it or not. Check out these 12 things Costco employees won’t tell you.

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car service jackPhoto: Courtesy of Costco

Car Jack

Costco sells a couple service jacks, including this 3-ton professional grade jack from Arcan, that will come in handy next time you’re doing auto repair at home. If you’ve never used a car jack before, follow these crucial safety steps.

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CostcoJonathan Weiss/Shutterstock

Even Non-Members Can Enjoy Costco!

Still deciding if you should take the leap and buy a Costco membership? Although memberships sit at $60 annually, it can still be quite an expense up front just to shop for groceries. If you’re still trying to decide, it may be worth trying out some of the products and experiencing the benefits of Costco’s cheap prices before going all in. Luckily enough, there are a few things you can purchase that don’t require that $60 fee.