Stop 'Rowing' Your Vacuum and Leaving a Third of Your Pet's Hair Behind – This 90-Degree Cross-Hatch Rule Cleans Every Carpet Fiber

I have the numbers to prove it

Vibrant living room with pink-and-white 'tree' wallpaper with a mirror and pink curtains. In the room, a sofa, two armchairs, a wooden coffee table, two side tables with lamps, and a patterned rug are pictured.
(Image credit: Susan Jamieson)

Most people vacuum in a similar fashion, 'rowing' the vacuum cleaner in straight, horizontal lines. But when it comes to carpet, this isn't the most effective technique, as the upright carpet fibers aren't being cleaned from every angle.

Instead, you can clean carpets more thoroughly by vacuuming in a 90-degree cross-hatch pattern. It's one of the major learnings I've gathered from testing the best vacuums for pet hair in a cat and dog shelter.

Vacuum in a 90-Degree Cross-Hatch Pattern to Clean More Thoroughly

Whether looped or not, carpet fibers stand upright, and dust, dirt, and hair cling to every side of them. This means that vacuuming forwards and backwards only agitates them from two angles.

Instead, vacuuming in a cross-hatch pattern allows your vacuum's brushroll to agitate every side of each carpet fiber, dislodging what's trapped to allow the suction to pull it up.

I have spent more than 400 hours testing the world's best vacuum cleaners, and a significant portion of that has been spent deep cleaning Bristol ARC, a local cat and dog shelter, finding the most effective ways to pull up as much fur as possible from the low, medium, and thick-pile carpet.

I have learned that this is a simple but highly effective solution that can make even the best vacuums for carpet clean deeper than ever before.

The Results

Closeup of the Dyson V15 Detect cordless vacuum's LED screen showing millions of particles picked up, above blurred-out blue carpet and white walls.

My Dyson vacuum picked up 123 million particles in total; 72 million using the cross-hatch pattern, and 51 million using horizontal lines.

(Image credit: Future / Dan Fauzi)

To find out definitively, I vacuumed two areas of my entryway: One using horizontal lines and the other using the cross-hatch pattern. My entryway has consistent foot traffic along the whole stretch of the floor.

Each area was 4'' by 4'', and I vacuumed each one in ten passes. My Dyson V15 Detect counts individual particles as they're vacuumed, up to the millions, so I was able to accurately compare how much each vacuuming pattern picked up.

The results were clear:

  • Using horizontal lines, the vacuum cleaner picked up 51 million particles.
  • Using the cross-hatch pattern, the vacuum cleaner picked up 72 million particles.

So, vacuuming in horizontal lines means you're missing almost a third of the dust, debris, and hair that is trapped within your carpet fibers. To maximize your carpet cleaning, the cross-hatch pattern at a 90-degree angle is your best solution.

What to Shop

To help clean your carpets as thoroughly as possible, here are a few tried-and-tested tools that our product experts use at home.

All prices were correct at the time of publication.


Next, see which vacuums top our guides of the best Dyson alternatives after our rigorous testing sessions.

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Dan Fauzi
Home Tech Editor

Dan is the Home Tech Editor for Homes & Gardens, covering all things cleaning, sound, smart home, and air treatment across the Solved section.

Having worked for Future PLC since July 2023, Dan was previously the Features Editor for Top Ten Reviews and looked after the wide variety of home and outdoor content across the site, but their writing about homes, gardens, tech and products started back in 2021 on brands like BBC Science Focus, YourHomeStyle and Gardens Illustrated.

They have spent more than 400 hours testing and reviewing vacuums, soundbars and air purifiers for Homes & Gardens.

Dan has a BA in Philosophy and an MA in Magazine Journalism. Outside of work, you'll find them at gigs and art galleries, cycling somewhere scenic, or cooking up something good in the kitchen.