{"title":"Pool Cover Water Tubes and Air Pillows","description":"\u003cp\u003eWater tubes, also sold as water bags. Two lengths, 8 ft and 10 ft; one or two sealed compartments; and 16, 20 or 30 gauge vinyl, plus one shaped for a corner. Air pillows from 4 by 4 ft up to 4.5 by 15 ft. How many tubes a cover takes and how full to fill them are answered in the water tube guide and on the inground covers hub, because the answer depends on the cover rather than on the tube.\u003c\/p\u003e","products":[{"product_id":"4-5-x-15-equalizer-pillow","title":"Poolstyle 4.5' x 15' Equalizer Pillow, WTB-1020","description":"\u003cp\u003eThe Poolstyle WTB-1020 is an equalizer pillow measuring 4.5 feet by 15 feet, used as an in ground pool winterizing accessory.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it is for\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eAn equalizer pillow floats on the water underneath the winter cover. When the surface freezes and the ice expands, the pillow compresses and takes that pressure instead of the pool structure. It also lifts the middle of the cover, so rain, snowmelt and debris drain toward the perimeter rather than pooling in the center.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAt closing time\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eInflate the pillow part way rather than fully, position it before the cover goes on, and it will do its job through the season. A pillow that is packed tight has no room left to compress when the ice moves.\u003c\/p\u003e","brand":"Kwang Sung America","offers":[{"title":"Default Title","offer_id":48628786331860,"sku":"WTB-70-1020","price":45.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_d664b518-0c6b-438d-9e78-dd51e3412216.jpg?v=1788750665"},{"product_id":"4-x-8-equalizer-pillow","title":"PoolTux 4' x 8' Equalizer Pillow, WTB-1019","description":"\u003cp\u003eThe PoolTux WTB-1019 is a 4 foot by 8 foot equalizer pillow for use under an in ground pool winter cover.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it is there for\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWater expands when it freezes, and a covered pool full of ice pushes outward on everything around it. The pillow gives that expansion somewhere to go. Set in the water beneath the cover, it compresses as the ice grows and keeps the load off the pool structure.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUsing it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFloat the pillow near the center of the pool before the cover goes on. Inflate it to about three quarters rather than firm, so it still has room to squash. A side benefit is the shape it gives the cover, which helps rain and melt run to the edges instead of pooling in the middle.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48628806418644,"sku":"WTB-70-1019","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_4b597e17-3b3c-44a1-ae7a-b353b021e2f3.jpg?v=1788751898"},{"product_id":"1-x-10-double-water-tube-16-gauge","title":"Poolstyle 1' x 10' Double Water Tube, 16 Gauge, WTB-1005","description":"\u003cp\u003eThe Poolstyle WTB-1005 is a 1 ft by 10 ft double water tube in 16 gauge. It is the weight that holds a winter cover down along the edge of the pool.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy double\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA double tube has two chambers instead of one. When a single chamber tube splits it empties and stops doing anything, and the cover lifts at that point. With two chambers, one failure leaves the other still holding water and still holding the cover.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFilling and placing\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFill the tube where it is going to sit, because a full 10 ft tube is awkward to carry. Leave room at the top rather than filling it solid, since water expands as it freezes and a tube filled to capacity is the one that splits. Lay the tubes end to end around the pool so wind cannot find an edge to get under.\u003c\/p\u003e","brand":"Kwang Sung America","offers":[{"title":"Default Title","offer_id":48628860092628,"sku":"WTB-70-1005","price":16.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_a6b7fe0a-dec8-4c38-a072-3c1fb6fcc8cd.png?v=1788755544"},{"product_id":"1x8-16-gauge-double-pool-cover-water-tubes","title":"PoolTux 1'x8' 16 Gauge Double Pool Cover Water Tube, WTB-1001","description":"\u003cp\u003eThis is the PoolTux 1' x 8' double chamber water tube, made in 16 gauge blue vinyl, for use with inground pool winter covers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow water tubes work\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA winter cover on an inground pool is held down by weight around the perimeter. The tubes are filled with water on site and laid either through the cover straps or along the top of the cover edge. Their weight is what keeps the cover from shifting, lifting in the wind or letting leaves and dirt work their way underneath.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy the double chamber matters\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA plain round tube rolls. Wind gets under the cover, the tube turns, and by January it has walked away from the edge it was holding down. This tube is built as two chambers side by side, which gives it a flat stance that will not roll, and that matters most in exposed yards and on sloped decks.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFilling them\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDo not fill to the top. Water expands as it freezes, and a tube filled solid is a tube that splits before spring. Leave some air, and the same tubes come back out year after year.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48633370706132,"sku":"WTB-70-1001","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_299eeb09-a772-42de-a0e1-3da57ed98bf2.jpg?v=1788798577"},{"product_id":"1-x-10-single-water-tube-20-gauge","title":"Poolstyle 1' x 10' Single Water Tube, 20 Gauge, WTB-1006","description":"\u003cp\u003eThe Poolstyle WTB-1006 is a single chamber water tube measuring one foot by ten feet in 20 gauge. Water tubes are what hold a winter cover down along the edge of the pool.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSingle chamber, ten feet\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eOne chamber runs the full length of the tube. A ten foot tube covers a long stretch of cover edge in one piece, which leaves fewer gaps between tubes for wind to lift the cover through. 20 gauge is the heavier of the two gauges normally sold for winter use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFilling\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eTubes arrive empty and are filled where they will sit, because a filled tube is too heavy to move any distance. Do not fill to the top. Water expands as it freezes, and a tube filled solid has nowhere to put that expansion, which is how seams split over the winter. Leave a few inches of air.\u003c\/p\u003e","brand":"Kwang Sung America","offers":[{"title":"Default Title","offer_id":48634476363988,"sku":"WTB-70-1006","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_ecb6bda4-03a5-42ba-a748-9dd45b7cab0d.jpg?v=1788832003"},{"product_id":"1-x-8-single-water-tube-20-gauge","title":"Poolstyle 1' x 8' Single Water Tube, 20 Gauge, WTB-1002","description":"\u003cp\u003eThis is the Poolstyle WTB-1002 water tube, 1 ft by 8 ft, in single chamber form and 20 gauge vinyl. It is the weight that holds a winter cover flat against the edge of the pool.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy tubes rather than anchors\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWater tubes lay end to end around the perimeter of the cover and hold it down under their own weight. They ship empty and fill from a hose once they are in position, so there is nothing to drill into the deck and nothing to store but flat vinyl come spring.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSingle chamber, 20 gauge\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis is the single version, one chamber down the length of the tube. Twenty gauge is the heavier common vinyl thickness, and it is the reason a tube can go back on the pool the following season instead of being thrown out.\u003c\/p\u003e\u003cp\u003eFill it partly rather than to the brim. Water expands when it freezes, and the tube that splits over winter is almost always the one that was filled too full.\u003c\/p\u003e","brand":"Kwang Sung America","offers":[{"title":"Default Title","offer_id":48634529939668,"sku":"WTB-70-1002","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_4cfd090e-8a93-4008-ac10-ebc138a14221.jpg?v=1788833914"},{"product_id":"4-x-5-equalizer-pillow","title":"Swimline 4' x 5' Equalizer Pillow, 133002","description":"\u003cp\u003eThe Swimline 133002 is a 4 foot by 5 foot equalizer pillow, the air pillow that goes under a winter cover before the pool is closed for the season.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it is for\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eWater expands when it freezes, and a covered pool left flat gives that expansion nowhere to go except sideways into the walls. An inflated pillow floating in the middle gives the ice something compressible to push against. At the same time it lifts the center of the cover, so rain and melting snow run outward to the edges instead of collecting into a heavy pond in the middle.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInflating it\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eUse a pump or fill it by mouth, and stop well short of firm. A pillow inflated hard has no give left when the air inside warms up, and that is how they burst partway through winter. Around two thirds is the usual advice.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSizing\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis is the 4 by 5 size. Larger pools are often closed with more than one pillow so the cover stays supported across the whole surface.\u003c\/p\u003e","brand":"Swimline","offers":[{"title":"Default Title","offer_id":48634614710484,"sku":"SWL-70-6006","price":22.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_d03debfc-56a3-4302-88e7-85fb2f2c6b80.jpg?v=1788835423"},{"product_id":"1-x-8-double-water-tube-20-gauge","title":"PoolTux 1' x 8' Double Water Tube, 20 Gauge, WTB-1003","description":"\u003cp\u003eThis is the PoolTux 1 ft by 8 ft double water tube in 20 gauge vinyl. Water tubes sit on the coping and hold an in-ground winter cover down through the closed season.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy a dual chamber tube\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eA single chamber tube is one puncture away from being useless. This tube is split into two chambers, so a leak in one leaves the other still full and the cover still weighted while you get a replacement. Over a long winter with ice, wind and animals on the cover, that redundancy is the whole point.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFilling and storing\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eFill to roughly three quarters, never to the cap. The water inside will freeze and expand, and a tube filled solid is the one that bursts at the seam. In spring, drain the tubes completely, dry them and store them out of the sun so the vinyl does not go brittle before next season.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48634722058452,"sku":"WTB-70-1003","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_27e90ea4-e3b0-41e4-9573-674105a46dc5.png?v=1788836599"},{"product_id":"1-x-8-single-water-tube-16-gauge","title":"PoolTux 1' x 8' Single Water Tube, 16 Gauge, WTB-1000","description":"\u003cp\u003eThis is the PoolTux WTB-1000, a 1 ft by 8 ft single chamber water tube in 16 gauge blue vinyl, made for holding an inground pool winter cover in place.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow it works\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe tube is filled with water on site and then set along the edge of the pool, either threaded through the straps on the cover or simply laid on top of the cover edge. The weight is what does the work: it stops the cover shifting, stops wind from lifting it off the pool, and closes the gap that lets leaves and dirt blow underneath.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout the 16 gauge vinyl\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eGauge is the wall thickness of the vinyl. At 16 gauge this is a heavier tube than the lightweight versions that tend to split over one winter, which matters most where the tube sits on coping or a rough deck edge.\u003c\/p\u003e\u003cp\u003eIt is sold as a single tube. A full pool perimeter takes several, so count the edge before ordering.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48634847199444,"sku":"WTB-70-1000","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_900df051-25a5-4e9c-a7b0-2423cb38a2d9.jpg?v=1788837954"},{"product_id":"1-x-10-black-dual-water-tube-20-gauge","title":"Pooltux Dual Water Tube 1' x 10' 20 Gauge Black | WTB-1014","description":"\u003cp\u003e10' Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. 20 Gauge vinyl, black.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649413689556,"sku":"WTB-70-1014","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/black_toob_2.jpg?v=1789666591"},{"product_id":"1-x-8-black-dual-water-tube-20-gauge","title":"Pooltux Dual Water Tube 1' x 8' 20 Gauge Black | WTB-1012","description":"\u003cp\u003e8' Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. 20 Gauge vinyl, black.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649414836436,"sku":"WTB-70-1012","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/black_toob_1.jpg?v=1789665657"},{"product_id":"1-x-8-double-tan-water-tube-20-gauge-single-valve","title":"Pooltux Double Water Bag Single Valve 1' x 8' Tan | WBT8DS","description":"\u003cp\u003e8' Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. vinyl, tan.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649421816020,"sku":"HIN-70-1001","price":21.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/water_tube.jpg?v=1789667593"},{"product_id":"90-degree-double-water-tube-16-gauge","title":"Pooltux 90 Degree Double Water Tube 16 Gauge Blue | WTB-1021","description":"90 Degree Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. 16 Gauge vinyl, blue.\u003cbr\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649552888020,"sku":"WTB-70-1021","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/the_toob.jpg?v=1789669514"},{"product_id":"1-x-10-double-water-tube-20-gauge","title":"Pooltux Double Water Tube 1' x 10' 20 Gauge Blue | WTB-1007","description":"\u003cp\u003e10' Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. 20 Gauge vinyl, blue.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649867821268,"sku":"WTB-70-1007","price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/109746_1_2011106125216.jpg?v=1789066419"},{"product_id":"1-x-10-single-water-tube-16-gauge","title":"Cypress 1' x 10' Single Water Tube, 16 Gauge | WTB-1004","description":"\u003cp\u003e1' x 10' Single Water Tube, 16 Gauge | WTB-1004\u003c\/p\u003e","brand":"Cypress","offers":[{"title":"Default Title","offer_id":48649867952340,"sku":"WTB-70-1004","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/the_toobe_4.jpg?v=1789667200"},{"product_id":"1-x-8-double-black-water-tube-16-gauge","title":"Pooltux Double Black Water Tube 1x8-ft 16 Gauge Black | WTB-1010","description":"\u003cp\u003e8' Double Chamber Water Tube is for use with inground pool winter covers. Tubes are filled with water and placed through cover straps or on top of cover's edge. Double tube design eliminates \"rolling\" due to high winds or sloped areas. Prevents cover from shifting, blowing off the pool or allowing debris under the cover. 16 Gauge vinyl, black.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":48649882337492,"sku":"WTB-70-1010","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/black_toob.jpg?v=1789666485"},{"product_id":"4-x-4-equalizer-pillow","title":"PoolTux 4 x 4 ft Equalizer Air Pillow for Above Ground Pool Winter Covers, WTB-1018","description":"\u003cp\u003eThe PoolTux WTB-1018 is a 4 x 4 ft equalizer air pillow made to go under an above ground pool winter cover, in blue.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat it does\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003ePlaced under the cover before winter, an air pillow like this gives ice room to expand as the water freezes, so the pressure pushes against the pillow instead of the pool wall or the cover itself, helping reduce the chance of winter damage over the off season.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKeeps water off the cover\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBecause the pillow floats under the cover, it also helps push standing water toward the edges and off the top of the cover instead of letting it collect and freeze in the middle, which keeps extra weight off the cover through the winter and makes the cover easier to handle at spring opening.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBefore you order\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThis listing is for one 4 x 4 ft pillow, sold individually, in blue.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":50518803579092,"sku":"WTB-70-1018","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/default_a1c19645-5abf-444f-8d07-1bbb7e162922.jpg?v=1790092536"},{"product_id":"1-x-8-double-water-tube-30-gauge","title":"PoolTux 30 Gauge Vinyl Double Water Tube, 1 x 8 ft, WTB-1023","description":"\u003cp\u003eThe PoolTux WTB-1023 is a 30 gauge vinyl double water tube sized at 1 by 8 feet, made for in ground pool winter covers.\u003c\/p\u003e\u003cp\u003eA water tube is filled with water and laid along the edge of an in ground winter cover to hold the cover down and keep wind from getting underneath it. The double tube design gives two sealed chambers in one tube, so the cover stays weighted even if one chamber loses water. It is made in blue vinyl and is sold individually.\u003c\/p\u003e","brand":"Pooltux","offers":[{"title":"Default Title","offer_id":50519125688532,"sku":"WTB-70-1023","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/9568\/2516\/files\/WTB-70-1023_large_7061b925-6f8e-4447-a180-9559cdb86ed2.jpg?v=1790100960"}],"url":"https:\/\/www.activepoolsupply.com\/collections\/water-tubes-air-pillows.oembed","provider":"Active Pool Supply","version":"1.0","type":"link"}