{"title":"Aerators \u0026 De-Icers","description":"\u003cp\u003eKeep a hole open in the ice so your pond can breathe all winter. Aeration kits for every pond size, plus de-icers for climates where the ice stays for weeks. Not sure which you need? Our \u003ca href=\"\/pages\/stop-pond-from-freezing#pw-choose\"\u003ewinter pond guide\u003c\/a\u003e will size a setup for you in about a minute.\u003c\/p\u003e","products":[{"product_id":"airmax-pondair-2-pond-aeration-kit-ponds-up-to-1-000-gallons","title":"Airmax PondAir 2 Pond Aeration Kit – Ponds up to 1,000 Gallons","description":"\u003cp\u003e\u003cstrong\u003eKeep a hole open in the ice all winter for about 50 cents a month in electricity.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen a pond freezes over, gases from decaying leaves and fish waste get trapped under the ice. The PondAir 2 sends a steady stream of bubbles up from below, which keeps a small opening in the ice so those gases can escape and your fish can make it to spring. The rest of the year, it keeps the water circulating and oxygenated.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMade by Airmax and sold under its CrystalClear brand, so the box may say CrystalClear PondAir 2.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSmall fish ponds and water gardens up to 1,000 gallons\u003c\/li\u003e\n\u003cli\u003ePonds up to 2 feet deep\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDual-outlet diaphragm air pump (4 watts)\u003c\/li\u003e\n\u003cli\u003e2 air stones\u003c\/li\u003e\n\u003cli\u003e2 rolls of 30 ft airline\u003c\/li\u003e\n\u003cli\u003e2 check valves\u003c\/li\u003e\n\u003cli\u003eAirflow control dial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAirflow: 0.15 CFM\u003c\/li\u003e\n\u003cli\u003ePower: 4 watts\u003c\/li\u003e\n\u003cli\u003eEstimated running cost: about $0.50\/month running 24\/7, at the average US electricity price of about 18¢ per kWh\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWinter tip:\u003c\/strong\u003e Set the air stones on a shelf about a foot below the surface instead of the deepest part of the pond. That leaves the warmer water at the bottom undisturbed for your resting fish. Keep the pump itself in a dry, sheltered spot.\u003c\/p\u003e","brand":"Airmax","offers":[{"title":"Default Title","offer_id":47983813918891,"sku":"PW-AM-120915","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/9492\/0875\/files\/PondAir_2.webp?v=1790810175"},{"product_id":"airmax-pondair-4-pond-aeration-kit-ponds-up-to-2-000-gallons","title":"Airmax PondAir 4 Pond Aeration Kit – Ponds up to 2,000 Gallons","description":"\u003cp\u003e\u003cstrong\u003eDouble the air for mid-size fish ponds, and still only about a dollar a month to run.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn winter, the PondAir 4 keeps an opening in the ice so harmful gases can escape and your fish have the oxygen they need until spring. With four air stones instead of two, you can spread the airflow around a larger pond or run two openings. The rest of the year, it keeps the water moving and oxygenated.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMade by Airmax and sold under its CrystalClear brand, so the box may say CrystalClear PondAir 4.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFish ponds and water gardens up to 2,000 gallons\u003c\/li\u003e\n\u003cli\u003ePonds up to 2 feet deep\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDiaphragm air pump (8 watts)\u003c\/li\u003e\n\u003cli\u003e4 air stones\u003c\/li\u003e\n\u003cli\u003e4 rolls of 30 ft airline\u003c\/li\u003e\n\u003cli\u003eCheck valves\u003c\/li\u003e\n\u003cli\u003eAirflow control dial\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAirflow: 0.30 CFM\u003c\/li\u003e\n\u003cli\u003ePower: 8 watts\u003c\/li\u003e\n\u003cli\u003eEstimated running cost: about $1\/month running 24\/7, at the average US electricity price of about 18¢ per kWh\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWinter tip:\u003c\/strong\u003e Set the air stones on a shelf about a foot below the surface instead of the deepest part of the pond. That leaves the warmer water at the bottom undisturbed for your resting fish. Keep the pump itself in a dry, sheltered spot.\u003c\/p\u003e","brand":"Airmax","offers":[{"title":"Default Title","offer_id":47983814869163,"sku":"PW-AM-120916","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/9492\/0875\/files\/1261877.webp?v=1790809914"},{"product_id":"airmax-koiair-1-pond-aeration-kit-ponds-2-000-to-8-000-gallons","title":"Airmax KoiAir 1 Pond Aeration Kit – Ponds 2,000 to 8,000 Gallons","description":"\u003cp\u003e\u003cstrong\u003eSerious aeration for koi ponds and larger water gardens, for a little over $2 a month to run.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBigger ponds and bigger fish need more oxygen, especially under winter ice. The KoiAir 1 pairs a quiet, efficient air pump with a membrane diffuser that sits near the bottom and delivers far more air than a small bubbler kit. In winter it keeps an opening in the ice so gases can vent; the rest of the year it circulates the whole pond and helps beneficial bacteria keep the water clear.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMade by Airmax and sold under its CrystalClear brand, so the box may say CrystalClear KoiAir 1.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eKoi ponds and water gardens from 2,000 to 8,000 gallons\u003c\/li\u003e\n\u003cli\u003ePonds up to 4 feet deep\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDiaphragm air pump (17 watts)\u003c\/li\u003e\n\u003cli\u003eMembrane diffuser assembly\u003c\/li\u003e\n\u003cli\u003e25 ft of 3\/8\" self-weighted airline that sinks on its own, no weights needed\u003c\/li\u003e\n\u003cli\u003eFittings to connect everything\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAirflow: 0.80 CFM\u003c\/li\u003e\n\u003cli\u003ePower: 17 watts\u003c\/li\u003e\n\u003cli\u003eEstimated running cost: about $2.20\/month running 24\/7, at the average US electricity price of about 18¢ per kWh\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWinter tip:\u003c\/strong\u003e Raise the diffuser onto a shelf about a foot below the surface for the cold months so the warmer water at the bottom stays undisturbed for resting fish. The pump must be kept out of rain and snow, so place it in a covered, dry spot.\u003c\/p\u003e","brand":"Airmax","offers":[{"title":"Default Title","offer_id":47983816147115,"sku":"PW-AM-160194","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/9492\/0875\/files\/crystalclear-aeration-koiair1-1000__21851.webp?v=1790806971"},{"product_id":"k-h-thermo-pond-perfect-climate-pond-de-icer-1500-watt","title":"K\u0026H Thermo-Pond Perfect Climate Pond De-Icer – 250, 750 \u0026 1500 Watt","description":"\u003cp\u003e\u003cstrong\u003eKeep open water in your pond through hard freezes, sized to your pond and your climate.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn cold climates, bubbles alone may not keep ice from closing over. This de-icer gently warms a small area of water so an opening stays in the ice, letting trapped gases escape and protecting your fish all winter. A built-in thermostat switches it on only when the water nears freezing and off again when it's not needed, so you're not paying to heat your pond on mild days.\u003c\/p\u003e\n\u003ch3\u003eChoose the right wattage\u003c\/h3\u003e\n\u003cp\u003eBigger isn't better here. The right size depends on how cold your winters get and how much water you have. Find your USDA hardiness zone, then your pond size:\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eZone\u003c\/th\u003e\n\u003cth\u003eUp to 100 gal\u003c\/th\u003e\n\u003cth\u003e100–400 gal\u003c\/th\u003e\n\u003cth\u003e400–750 gal\u003c\/th\u003e\n\u003cth\u003e750–1,000 gal\u003c\/th\u003e\n\u003cth\u003e1,000–1,200 gal\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003ctd\u003e1500W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e250W\u003c\/td\u003e\n\u003ctd\u003e750W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003ePond over 1,200 gallons? Use more than one de-icer: split your pond's volume into the columns above and pick a unit for each part.\u003c\/p\u003e\n\u003ch3\u003eBest for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFish ponds in regions with long, hard freezes\u003c\/li\u003e\n\u003cli\u003ePond owners who want an opening in the ice even through deep cold snaps\u003c\/li\u003e\n\u003cli\u003ePairing with an aeration kit for extra protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse it floating straight out of the box, or twist off the float to use it submerged\u003c\/li\u003e\n\u003cli\u003eThermostatically controlled: turns on and off as needed\u003c\/li\u003e\n\u003cli\u003eSafe for all pond liners, and won't harm fish or plants that touch it\u003c\/li\u003e\n\u003cli\u003eSafety-certified by MET Labs\u003c\/li\u003e\n\u003cli\u003e12 ft power cord, standard 110\/120V outlet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRunning cost\u003c\/h3\u003e\n\u003cp\u003eWhile it's heating, the 250W costs roughly 5 cents an hour, the 750W 14 cents, and the 1500W 27 cents, at the average US electricity price of about 18¢ per kWh. If it ran nonstop for a month, that would be about $32, $97, or $194. The thermostat runs the heater only when the water nears freezing, so what you pay depends on your weather. That's one more reason to choose the smallest wattage your zone and pond size call for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The heating element must stay underwater whenever the unit is plugged in. To clean off mineral buildup, soak it in vinegar for about an hour and scrub gently with a soft brush.\u003c\/p\u003e","brand":"K\u0026H","offers":[{"title":"250 Watt","offer_id":47983817490603,"sku":"PW-KH-TPH250","price":59.99,"currency_code":"USD","in_stock":true},{"title":"750 Watt","offer_id":47984065708203,"sku":"PW-KH-TPH750","price":69.99,"currency_code":"USD","in_stock":true},{"title":"1500 Watt","offer_id":47984065740971,"sku":"PW-KH-TPH1500","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/9492\/0875\/files\/thermo-pond-perfect-climate-deluxe_1390x1390_9e777da6-3372-417b-9bcb-a3c9fa49acdc.webp?v=1790806493"}],"url":"https:\/\/pondwell.com\/collections\/aerators-de-icers.oembed","provider":"Pondwell","version":"1.0","type":"link"}