20MM Round Washed Rock

by LandscapeSupplyGuys.com

Sale

$234.00

$224.00 - $234.00

$234.00

$194.00

$184.00 - $194.00

$194.00

Quantity

20mm round washed rock is our most popular stone size. It works for most residential landscaping and drainage jobs. It is versatile enough to handle everything from garden beds to French drains and light driveways.

The stones are smooth, round, and washed clean. No dirt, no clay, no fines. Just consistent, ready-to-use gravel delivered to your door.

We offer free delivery on all bag sizes anywhere in Calgary. Order a 1/2 yard bag or a 1 yard bag. No minimum order, no delivery charge.

What is 20MM Washed Rock Used For?

20mm washed rock handles a wide range of residential projects:

Garden beds and low-maintenance landscaping
Walkways and pathways
Mulch replacement in Calgary yards
Backfill around foundation drainage pipe
French drains and drainage trenches
Light driveway topping and parking pads
Under-deck drainage and weed suppression
Window well drainage rock

If you're unsure which size to order, 20mm is the right call for most standard yard and drainage projects in Calgary.

Coverage and Bag Sizes

Bag size	Coverage at 2" depth	Coverage at 3" depth
½ yard	~81 sq ft	~54 sq ft
1 yard	~162 sq ft	~108 sq ft

Product Details

Stone size: 20mm (approximately marble-sized)
Shape: round, smooth
Finish: washed and free of dirt and fines
Delivery: free anywhere in Calgary, 1/2 yard or 1 yard bags

Why buy from LandscapeSupplyGuys.com

We deliver 20mm round washed rock bags to Calgary, Airdrie, and Chestermere. Whether you're fixing drainage around a foundation in Calgary, landscaping a backyard in Airdrie, or replacing mulch in Chestermere. Order the bag size you need and we'll bring it to you. Free delivery, no minimum order.

Order 20MM Round Washed Rock in Bags Today

Choose your bag size and place your order online. Free delivery anywhere in Calgary. If you have questions, call (403) 300-3478 and a landscape specialist will help you choose the right bag size.

Other 20MM Washed Gravel Options

If bags are not the right fit for your project, explore other options

**Please keep in mind that the size of the material can and will vary dramatically from the nominal size listed above. The unit size listed above is the nominal industry standard size and does not represent the exact size of every individual piece of product. Not all individual pieces of material will be of the same size. Please insure you are ordering the correct product once materials are delivered they cannot be picked back up**

Q. What is 20mm washed rock used for?

A: 20mm round washed rock is used for landscaping, garden beds, walkways, French drains, foundation drainage backfill, window well drainage, and light driveways. It is one of the most versatile washed rock sizes for general residential projects.

Q. Is 20mm rock good for drainage?

A: Yes. 20mm washed rock is one of the most common sizes used for drainage. The round, clean stones allow water to move through the gaps, which makes it well suited for French drains, drainage pipe backfill, and foundation drainage systems.

Q. How much area does a 1 yard bag of 20mm rock cover?

A: A 1 yard bag of 20mm round washed rock covers about 24 to 27 square feet at a depth of 2 inches.

Q. What is the difference between 20mm and 40mm washed rock?

A: 20mm works for most landscaping and drainage projects. 40mm is better for high traffic driveways, deep drainage trenches, and feature landscaping where a larger stone is needed.

Q. Do you deliver 20mm washed rock in Calgary?

A: Yes. We offer free bag delivery on 20mm round washed rock across Calgary. You can choose a half yard or one yard bag at checkout with no delivery fee and no minimum order.