How Pool Robots Climb Walls (and Why Some Quit)
A pool robot holds itself on a vertical wall with nothing but water flow and tread. Here is the physics of the climb, and the short list of reasons it…
Krisha Gupta
Krisha Gupta is a home-technology writer who spends most of her weekends knee-deep in pools, testing the latest robotic cleaners so readers don't have to. Her reviews are hands-on and jargon-free, focused on what a robot actually does when you leave it running unsupervised for eight hours. When she's not comparing brush patterns or waterline scrubbing, she's writing plain-English maintenance guides for pool owners who'd rather swim than tinker.
Published guides
Latest from this author
Pool Robot Waterline Cleaning: What Really Gets Scrubbed
The greasy ring at the waterline is the hardest thing you ask a robot to clean. Here is what a robot really does at the tile line, and where you…
Robotic Pool Cleaner Buying Guide: Match Robot to Pool
Skip the returns pile. This decision path starts with your pool's size, surface, and debris load, then walks you to the right drive type, filtration setup, and price tier.
Can a Pool Robot Clean Algae? What It Can and Cannot Do
A green pool tempts every owner to just drop the robot in and walk away. Here is what brushing actually removes, what it cannot touch, and the order that keeps…
Corded vs Cordless Pool Robots: An Honest Comparison
One never runs out of power, the other never tangles. After seasons of running both kinds side by side, here is the honest scorecard and a verdict keyed to your…
Pool Robots and Leaves: Handling Heavy Debris Loads
Leaf season turns a tidy pool robot routine into a losing fight against basket overflow. Here is the pre-skim habit, the canister option, and how oak and pine loads really…
Sand and Silt: Getting a Robot to Catch Fine Debris
Your robot finishes its cycle and the sand is still there. Here is why fine grit slips through a standard setup, and the two pass routine that actually clears it.
Budget Robotic Pool Cleaners: What $300 Actually Buys
Sub-$400 robots have gotten genuinely good at one job and stayed bad at three others. Knowing which is which tells you whether the budget shelf is a bargain for your…
Ultra-Fine Filter Panels: When Your Robot Needs Them
Three microns is about the width of a single dust particle, and it decides whether your robot's filter can trap it at all. Here is what each micron tier catches,…
Robotic Pool Cleaner Cost: Every Price Tier Explained
The full price map for pool robots: what each tier from $250 to $2,500 actually buys, what a season of filters and electricity adds, and a three year total you…
Pool Robot Cycle Times: How Long a Clean Should Take
Cycle time specs hide quick modes, deep modes, and pool size assumptions manufacturers rarely explain. Here is what a cycle actually covers, and when a short one quietly shortchanges your…
Random vs Systematic: Pool Robot Coverage Patterns
Mapped robots get all the marketing credit for coverage, but random navigation closes the gap faster than most owners expect. Here is where each pattern wins, and how to audit…