Chlorine, test strips, skimmers, pool vacuums, covers and hot tub chemicals. You can compare CLOROX Pool&Spa, MAV AquaDoc, and FROG, plus 77 more brands side by side. The selection extends to HTH, SpaGuard, and Blue Wave. Product titles often call out winter cover, chlorine tablets, and test strips. Look out as well for algae control, skimmer net, and slow-dissolving sanitizer.
Most items here are priced between $29 and $106. Check the size, coverage area and power source on each listing before you plan the job. Compare length, capacity and weather ratings, and note whether a product is solar, corded or battery powered.
Pick a category: Pool & Spa Chemicals and Test Strips. Orders ship free to all 50 states, and returns are free for 30 days after delivery.
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa Shock XTRABLUE Plus, 12-Pack Granular Pool Treatment, Swim-Ready in 15 Minutes
CLOROX Pool&Spa Shock XTRABLUE Plus is a granular swimming pool shock treatment designed to clear cloudy water and help control bacteria and algae, supplied in a 12-pack. Each 1 lb bag treats 12,000 gallons — dose pool water according to its volume. Swim-ready in...- $67.37
- $67.37
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa XTRABLUE 3-Inch Chlorinating Tablets, 5 lb, Individually Wrapped for Algae Control
CLOROX Pool&Spa XTRABLUE is an individually wrapped 3-inch (7.62 cm) chlorinating tablet made to sanitize swimming pool water and help control algae. Individually wrapped 3-inch tablets — handle each tablet in its own wrapper. Works against bacteria and green, mustard, and black algae —...- $44.09
- $44.09
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Vendor:Shop Square
Shop Square 24 ft Round Above Ground Pool Winter Cover, Navy Blue Mesh with Cable Winch
Shop Square’s navy blue winter pool cover is made for 24 ft (7.32 m) round above-ground pools, with mesh construction and a cable-and-winch fastening system for seasonal protection. Custom-made for 24 ft round above-ground pools — covers the pool for winter. Mesh with a...- $78.33
- $78.33
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Vendor:Oh Yuk
Oh Yuk Jetted Tub Cleaner for Jacuzzis and Whirlpools, Septic Safe
Oh Yuk is a liquid jetted tub cleaner made to remove hidden plumbing buildup, with a 15-minute cleaning cycle and a septic-safe formula. Liquid formula reaches pipes, jets and hidden passages — carries cleaning action through the tub’s internal plumbing. Targets body oils, soap...- $38.61
- $38.61
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa XtraBlue 3-Inch Pool Chlorinating Tablets, 25 lb, Algae Control
CLOROX Pool&Spa XtraBlue is a swimming pool chlorinating tablet designed to kill bacteria and stop algae, with 3-inch (7.6 cm) tablets in a 25 lb (11.3 kg) package. Targets harmful bacteria and pool algae — including green, mustard and black algae. Chlorine stabilizer —...- $185.19
- $185.19
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Vendor:Shop Square
Shop Square Round Winter Pool Cover for Above Ground Pools, 21 ft Navy Blue, UV Resistant
Shop Square’s navy blue winter pool cover is designed to shield 21 ft (6.4 m) round above-ground pools from winter weather and debris. Supreme mesh with polyethylene scrim and coating — a layered construction for seasonal pool coverage. Designed for temperatures down to −10°F...- $72.85
- $72.85
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Vendor:Shop Square
Shop Square 28 ft Round Above-Ground Pool Winter Cover, Navy Blue with Secure Cable Fit
Shop Square’s navy blue winter pool cover is made for 28 ft (8.53 m) round above-ground pools, with a mesh construction designed to shield them from winter weather. Supreme mesh with polyethylene scrim and coating — built to withstand demanding winter conditions. Designed for...- $111.21
- $111.21
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Vendor:HTH
HTH 1-Inch Pool Chlorine Tabs, 1.5 lb Pack for Slow-Dissolving Care
HTH 1-inch chlorine tabs are a chlorine-based pool treatment designed to help keep swimming water clear, supplied in a 1.5 lb (0.68 kg) pack. Sun-protected, slow-dissolving formula lasts up to one week — helps maintain chlorine in pool water over time. Chlorine-based tablets kill...- $28.99
- $28.99
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Vendor:XtremepowerUS
XtremepowerUS XtremeClear Chlorine Tablets, 1-Inch, 1.5 lb, Slow-Dissolving Pool Sanitizer
XtremepowerUS XtremeClear chlorine tablets are made to help sanitize pool, hot tub, and spa water and help eliminate bacteria and algae, in a 1-inch (2.54 cm) tablet size and 1.5 lb (0.68 kg) pack. Slow dissolving, lasting up to one week — supports a...- $28.96
- $28.96
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Vendor:Oh Yuk
Oh Yuk Hot Tub Cleaner, 16 oz Plumbing Formula for Clearer Water
Oh Yuk Healthy Hot Tub Cleaner is a 16-ounce cleaner for hot tub plumbing, designed to remove hidden buildup that standard water treatments can miss. Works inside plumbing, jets and pipes — targets buildup beyond the water itself. Helps improve circulation and filtration —...- $41.35
- $41.35
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Vendor:Shop Square
Shop Square 18 ft Round Above-Ground Pool Winter Cover, Navy Blue with 3-ft Overlap
Shop Square’s navy blue winter pool cover is made to protect 18 ft round above-ground pools, with a 3-foot overlap for coverage. Mesh with a polyethylene scrim and coating — made for seasonal strength and resilience. Protection from precipitation, debris and heavy snowfall —...- $56.41
- $56.41
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa Spa Bromine Tablets, 1.5 lb Pack, Slow-Dissolving Low-Odor Sanitizer
Clorox Pool&Spa Spa Bromine Tablets are a low-odor sanitizer for spas and hot tubs, supplied in a 1.5 lb (0.68 kg) pack of one with slow-dissolving tablets. For spa and hot tub water — provides low-odor sanitization without a strong chlorine smell. Kills bacteria...- $35.85
- $35.85
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa Spa Bromine Tablets, 5 lb, Slow-Dissolving Low-Odor Sanitizer
Clorox Pool&Spa Spa Bromine Tablets are a slow-dissolving sanitizer for hot tubs and spas, designed to kill bacteria and help restore water clarity in a 5 lb pack. Low-odor spa sanitization — helps keep spa water clean without a strong chlorine smell. Bromine tablets...- $105.95
- $105.95
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Vendor:Bio Ouster
Bio Ouster 3-in-1 Weekly Hot Tub Care, Cleaner, Clarifier & Conditioner, 4-Pack
Bio Ouster 3-in-1 Weekly Hot Tub Care combines cleaner, clarifier, and water conditioner in a four-week starter supply to help maintain cleaner, clearer spa water without draining. Cleaner, clarifier, and conditioner in one dose — combines three weekly care steps. Four-pack, described as a...- $35.84
- $35.84
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Vendor:QH.HOME
QH.HOME 18ft Round Winter Pool Cover for Metal-Frame Pools, 500D Windproof Fabric
QH.HOME 18ft Winter Pool Cover is a round cover for 18ft above-ground metal-framed pools, made with 500D fabric and a patented windproof fastening system. Designed for 18ft round metal-framed pools — choose a cover size suited to your pool type. Windproof system withstands winds...- $104.36
- $104.36
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Vendor:CLOROX Pool&Spa
CLOROX Pool&Spa Spa Sanitizer and Shock, 2 lb All-in-One Fast-Dissolving Formula
CLOROX Pool&Spa Spa Water All-in-One Sanitizer & Shock is a stabilized chlorinator for sanitizing and shocking spa and hot-tub water, supplied in a 2 lb (0.91 kg) pack. Sanitizer and shock in one stabilized chlorinator — handles two water-care functions in one product. Designed...- $38.59
- $38.59
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Vendor:Swimline
Swimline Above Ground Pool Winter Cover Air Pillows, 4 x 4 ft 2-Pack, Puncture-Resistant
Swimline above-ground pool winter-cover air pillows help buffer pressure from freezing water and keep the cover’s center clear, with two 4 x 4 ft pillows in each pack. Two air pillows, each 4 x 4 ft (1.22 x 1.22 m) — provides a pair...- $27.95
- $27.95
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Vendor:MAV AquaDoc
MAV AquaDoc Non-Chlorine Hot Tub Shock, 32 oz Oxygen-Based Oxidizer
MAV AquaDoc Non Chlorine Hot Tub Shock is a 32 oz oxygen-based spa oxidizer designed to break down organic buildup in hot tub water while working alongside chlorine or bromine systems. Oxygen-based, non-chlorine treatment — oxidizes non-living organic material without adding chlorine. Helps break...- $45.46
- $45.46
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Vendor:FROG
FROG @ease Hot Tub Sanitizer Cartridge Set for 600-Gallon Spas, Mineral + SmartChlor
FROG @ease is a CYA-free hot tub sanitizer cartridge system for compatible spas up to 600 gallons, combining mineral sanitation with SmartChlor cartridges. Made for select Artesian, Marquis, Caldera and Hot Spring spa models — designed for model-specific fit. Includes 1 mineral cartridge and...- $132.87
- $132.87
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Vendor:FROG
FROG @ease Hot Tub & Swim Spa Test Strips, 60 Count for SmartChlor
FROG @ease Test Strips are made to check SmartChlor and key water-balance levels in FROG @ease hot tubs and swim spas, with 60 test strips in each pack. Designed for FROG @ease sanitizing systems only — use them with compatible hot tubs and swim...- $31.63
- $31.63
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Vendor:Swimline
Swimline Above Ground Pool Air Pillows, 4 x 4 ft 3-Pack, Winterizing Cushions
Swimline Deluxe Air Pillows are above-ground pool winterizing cushions designed to buffer freeze expansion beneath a pool cover, supplied as three 4 x 4 ft (1.22 x 1.22 m) pillows. Act as ice compensators — help absorb pressure as pool water freezes and expands....- $38.54
- $38.54
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Vendor:DIVELUX
DIVELUX Natural Wool Sauna Hat, Grey One Size, Handmade Breathable Felt
DIVELUX is a handmade natural wool sauna hat designed to insulate your head from sauna heat, with 4–5 mm wool felt and a one-size fit for adult heads up to 24 in (61 cm). 100% natural wool felt with no synthetic or blended fibers...- $29.02
- $29.02
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Vendor:LEISURE TIME
LEISURE TIME Non-Chlorine Spa Shock Treatment, RENU2 2.2 lb, Quick-Dissolving
LEISURE TIME RENU2 is a non-chlorine spa shock treatment that oxidizes contaminants to help keep hot tub water clear, in a 2.2 lb (1 kg) package. Non-chlorine oxidizer with potassium peroxymonosulfate — treats spa water without adding chlorine. Targets chloramines, oils, lotions, soaps, deodorants,...- $33.29
- $33.29
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Vendor:MAV AquaDoc
MAV AquaDoc Non-Chlorine Hot Tub Shock, 5 lb Oxygen-Based Oxidizer
MAV AquaDoc Non-Chlorine Hot Tub Shock is an oxygen-based spa oxidizer for breaking down organic buildup, supplied in a 5 lb size (2.27 kg) and made to work with chlorine or bromine systems. Oxygen-based oxidizer — helps break down non-living organic buildup in spa...- $83.81
- $83.81
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