Swimming Pools

1-3 ppm is the sweet spot for pool chlorine. 15 minutes is usually enough. 1–3 ppm is the sweet spot for a saltwater pool. 7.4 to 7.6 is the sweet spot for saltwater pool pH. 7.4–7.6 is the sweet spot for pool pH. 70°F is the cutoff for safe swimming. 78-80°F is the sweet spot. 8 hours is plenty for most pools. A cool pool is better for laps. A few hours of work saves thousands. A pool cover stops most of it. A pool heat pump is the better investment for most people. A pumice stone and white vinegar will remove pool tile scale without damage. A pumice stone will do the job if you're careful. A pumice stone works for most pool tile stains A self-latching pool fence is the only thing that matters. A skimmer sock is the fastest way. A solar cover will add weeks to your pool season. A variable-speed pump pays for itself in a year. Acid is the shortcut. But you have to be careful. After heavy rain, check pH and alkalinity first. Aim for 1–3 ppm free chlorine. Air leaks are the main reason your pool pump loses prime Algae in a saltwater pool is usually a chlorine problem. Algae is why your pool is green. Assume it's a plumbing leak first. Backwash when pressure says so, not on a calendar. Backwash when the pressure climbs. Backwash when the pressure gauge tells you to. Baking soda is the go-to for alkalinity without spiking pH. Bigger isn't always better for pool heaters. Black algae loves neglected chlorine levels and unbrushed walls. Brush and balance. Brushing and shocking are your only real weapons. Bucket Dump Water Tower: sometimes the dumbest toy is the best toy Buy the robotic pool cleaner. CYA reducers work, but draining is faster. Calcium chloride is the answer. Call a pro for a leaking pool light. Cartridge filters are better for small pools. Check local rules first – even for small pools. Check the pump lid first. Chlorine for pools, bromine for hot tubs. Citric acid for pool rust stains Clean your salt cell with vinegar. Cloudy pool after shocking is normal — just run the filter. Cloudy water after shocking means the shock is working. Cloudy water after shocking means the shock worked. Covering your pool every night is worth the hassle. Crocs sandals are fine for the pool but won't survive a hard-playing kid Custom is the only option for irregular-shaped pools. DE filters clean better, but sand filters are easier. Dehumidifier. Full stop. Don't buy a pool float for your baby. Don't overthink pool opening. Don't panic — it's just dead algae. Don't use hydrogen peroxide in your pool. Double or triple your normal shock dose after a party. Double shock and filter nonstop. Drain the pump and filter lines. That's the real trick. Drop test kits are more accurate than strips. Eight to ten hours a day is enough for most pools. Expect to pay $50,000–$85,000 installed for a fiberglass inground pool in 2024. Fill your pool halfway up the skimmer opening. For heavy pool scale, muriatic acid. For light, a pumice stone. Gas heater is the only reliable option for cold climates. Get a liquid test kit. Get a robotic pool cleaner. Get a solid safety cover that meets ASTM F1346. Get a thick, opaque solar cover. Get the robotic cleaner. Get the variable-speed pool pump. Go big on solar panel area. Go bigger than you think. Go with a 24-inch sand filter for a 20,000-gallon pool. Household bleach can work, but it's not a perfect swap. Household bleach works for pools if you do the math. Household bleach works, but pool chlorine is easier. Inflatable Pool Canoe with Oars: two-person fun with a patch-kit caveat Intex Inflatable Ring Toss: structured pool fun with minimal parent effort Intex Inflatable Watermelon Ball: fun for a couple weeks, then deflates Keep chlorine high and brush weekly. Keep your pool pH between 7.4 and 7.6. Lap swimmers like it cooler than you think. Leaving a pool heater on all night is usually not worth it.

Liquid chlorine wins for everyday pool care. Listen for the grinding. Lower the water, blow the lines, cover it. Mesh covers handle snow better than solid ones. Mesh safety covers are the safest for kids and pets. Most pool openings are overcomplicated. Never swim during a thunderstorm. Night running saves money on time-of-use plans Once a week keeps algae away. Ozone and UV do different jobs. Both help. Partial drain and refill is the only real option. Partial drain and refill is the only reliable fix. Partial drain and refill is the only reliable way. Partial drain is the only fix for high CYA. Partial drain is the only real fix for high CYA. Partial drain is the only reliable way to lower cyanuric acid. Patch a small vinyl pool liner leak yourself. Patch it underwater with a vinyl repair kit. Patch it yourself with an underwater repair kit Patch it yourself — but buy the right kit. Patch kits fix small pool liner tears. Phosphate testing is worth it if you have algae problems. Plan on $60,000 minimum for an inground pool. Pool automation in 2025 is mostly about not thinking about your pool. Pool chemicals need cold, dry, and separate storage. Pool chemicals need dry, cool, and separated storage. Pool cover pumps are fine for standing water — with one catch. Pool water is bad for your garden. Pre-dissolve calcium hypochlorite granules before adding. Pumice stone for tiles, vinegar for liners. Replace your pool filter cartridge once a year. Robotic pool cleaners are worth it for most pool owners. Run your pool pump 8 hours a day in July. Run your pool pump 8-10 hours in summer, 4-6 in winter. Run your pool pump 8–10 hours a day in summer. Run your pump at night to cool the pool. Run your pump, cover the pool, and kill phosphates. Saltwater pools can corrode metal fixtures if you're not careful Saltwater pools still need chlorine. Sand filters are fine for most pools. Sequester metals before they stain your pool. Shock at night and keep your pH in check. Shock first, then algaecide. Shock the hell out of it. Shock your above-ground pool at night, after balancing pH. Shock your pool at night and measure twice. Solar cover first, heat pump second. Start with a stain ID kit and use ascorbic acid for metal stains. Stick with a sand filter unless you're obsessed with clarity. Swim ring with sun canopy: decent shade, but the canopy won't last Test pool water every other day in summer. Test your pool water before shocking it after rain. The Seaside Sidekicks sand and water set is deceptively simple — and earned its spot in the pool bag The Swimways Spring Float Paddler keeps babies calm in the pool — and parents too The bucket test is all you need to find a pool leak. The rain didn't ruin your pool. Triple shock and brush immediately. Under 78°F is too cold for most people. Use a sequestrant, not shock, for metal staining Use dry acid if you need it fast. Variable-speed pumps and heat pumps. Variable-speed pumps are the only choice. Variable-speed pumps save electricity by running slower most of the time. Variable-speed pumps work fine on old pools. Vinegar and a pumice stone will handle calcium scale. Vinegar and water is all you need Visual cues are your only option for pool metal testing without strips. Wait between algaecide and chlorine. White vinegar and rubbing alcohol fix swimmer's ear. Winterizing a salt pool isn't much different—just don't forget the cell. Winterizing an above-ground pool is mostly about water level and an air pillow. Winterizing your pool is mostly chemistry and a good cover. Yes, but check the brushes and seals You can find a plumbing leak yourself, but fixing it usually requires a pro. You can fix a leaking pool light niche without draining. You can fix most pool leaks without draining. You can fix that loose pool liner with a simple patch. You can patch it yourself. You can pop it back in yourself. You probably need a pool cover pump. You'll need to add calcium yourself. You're adding water too often. Your pool liner needs replacing when it starts leaking, wrinkling, or fading to the point of brittleness. Your pool pump is probably too big. Your shock probably killed algae — that's the cloudiness.