Skip to content
  • 💸 Get more for your money with 20-40% off! 💸
  • 💸 Get more for your money with 20-40% off! 💸
Doheny ShopDoheny Shop
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

  • Chemicals
    • Clarifiers & Enzymes
    • Stain Removers
    • Alternatives
    • Balancers
    • Chlorine & Bromine
    • Water Testers
    • Value Packs
    • Closing Kits
    • Floating Chlorinators
    • Start-Up Kits
  • Inground
    • Covers
    • Equipment
    • Accessories
    • Paint & Coatings
    • Liners
  • Equipment
    • Filters
    • Multiport Valves
  • Accessories
    • Toys Games & Floats
    • Pool Maintenance
    • Solar Accessories
    • Thermometers
    • Alarms & Timers
Home / Chemicals / Clarifiers & Enzymes
Sale!
SeaKlear PhosKlear 4000, 4 Qt

SeaKlear PhosKlear 4000, 4 Qt

$109.99 Original price was: $109.99.$76.99Current price is: $76.99.

Clear
SKU: ZG9OZ 58239 Categories: Chemicals, Clarifiers & Enzymes
  • The Quality Choice for Smart Shoppers
  • 100% High-Quality Guarantee
  • Secure Payments, Secure Shopping
  • Fast and Secure Payments
Browse
  • Accessories
    • Alarms & Timers
    • Pool Maintenance
      • Brushes
      • Hoses
      • Rakes & Skimmers
      • Vacuum Heads
    • Solar Accessories
    • Thermometers
    • Toys Games & Floats
      • Lounges, Floats & Games
  • Chemicals
    • Alternatives
    • Balancers
    • Chlorine & Bromine
    • Clarifiers & Enzymes
    • Closing Kits
    • Floating Chlorinators
    • Stain Removers
    • Start-Up Kits
    • Value Packs
    • Water Testers
  • Equipment
    • Filters
      • Filter Cartridges
    • Multiport Valves
  • Inground
    • Accessories
      • Diving Boards
      • Lighting & Fountains
      • Pool Ladders
      • Pool Slides
      • Pool Steps
      • Storage & Fencing
    • Covers
      • Safety Covers
        • Accessories
        • Onground Covers
      • Solar Covers
        • Accessories
        • Alternatives
        • Rectangular Covers
        • Reels
      • Winter Covers
        • Cover Accessories
        • Rectangular Leaf Nets
        • Rectangular Mesh Covers
        • Rectangular Solid Covers
        • Winter Accessories
    • Equipment
      • Cleaners
        • Cleaner Accessories
        • Pressure Cleaners
        • Robotic Cleaners
        • Suction Cleaners
        • Vacuums
      • Filters
        • Cartridge Filters
        • DE Filters
        • Filter Media
        • Sand Filters
      • Heaters
        • Heat Pumps
        • Propane & Gas Heaters
      • Pumps
      • Salt Systems
        • Chlorine Generators
        • Replacement Cells
    • Liners
      • Accessories
    • Paint & Coatings
  • Uncategorized
  • Description
  • Additional information
  • Reviews (0)

SeaKlear’s new product, PhosKlear 4000, is a powerful twofold formula aimed toward removing phosphates. The powerful one-two punch of phosphate removers fused with SeaKlear’s Natural Clarifier, minimizes phosphate levels while keeping your pool water crystal clear. PhosKlear 4000 can be used for treatment of high phosphate levels, and weekly maintenance.

Comes in Quart bottle. One Quart treats 4,000 ppb or 10,000 gallons of water.

Quarts

1 qt, 2 qts, 4 qts, 12 qts

Reviews

There are no reviews yet.

Be the first to review “SeaKlear PhosKlear 4000, 4 Qt” Cancel reply

Related products

Sale!
Pentair Floating Brominator
Quick View

Chemicals

Pentair Floating Brominator

$19.99 Original price was: $19.99.$13.99Current price is: $13.99.
Sale!
Doheny's Automatic Chlorinator/Brominator, Above Ground, In-Line
Quick View

Chemicals

Doheny’s Automatic Chlorinator/Brominator, Above Ground, In-Line

$79.99 Original price was: $79.99.$55.99Current price is: $55.99.
Sale!
Jack's Magic The Magenta Stuff, 2 Qt
Quick View

Chemicals

Jack’s Magic The Magenta Stuff, 2 Qt

$71.49 Original price was: $71.49.$50.04Current price is: $50.04.
Sale!
Natural Chemistry Clean & Perfect, 288 Oz
Quick View

Chemicals

Natural Chemistry Clean & Perfect, 288 Oz

$119.99 Original price was: $119.99.$83.99Current price is: $83.99.
Sale!
AquaChek TruTest Digital Test Strips, 1-Pack
Quick View

Chemicals

AquaChek TruTest Digital Test Strips, 1-Pack

$13.99 Original price was: $13.99.$9.79Current price is: $9.79.
Sale!
Pool FROG® Bac Pac®, 3 Pack
Quick View

Alternatives

Pool FROG® Bac Pac®, 3 Pack

$89.85 Original price was: $89.85.$62.90Current price is: $62.90.
Sale!
Natural Chemistry Pool Magic, 1 Liter
Quick View

Chemicals

Natural Chemistry Pool Magic, 1 Liter

$22.99 Original price was: $22.99.$16.09Current price is: $16.09.
Sale!
Natural Chemistry Filter Perfect, 4 Liter
Quick View

Chemicals

Natural Chemistry Filter Perfect, 4 Liter

$61.99 Original price was: $61.99.$43.39Current price is: $43.39.
Products
  • Hayward Max-Flo XL Pool Pump, 115/230V, 1 HP Hayward Max-Flo XL Pool Pump, 115/230V, 1 HP $343.00 Original price was: $343.00.$96.99Current price is: $96.99.
  • Pleatco POX25-IN Filter Cartridge Pleatco POX25-IN Filter Cartridge $24.49 Original price was: $24.49.$17.14Current price is: $17.14.
LEGAL
  • Privacy Policy
  • Shipping & Returns
  • FAQ
  • Returns & Exchanges
  • Term and Conditions
CUSTOMER SERVICE
  • My account
  • Delivery
  • Payment Method
  • Contact Us
  • About Us
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

    Copyright 2026 © www.dohenystore.com
    • Chemicals
      • Clarifiers & Enzymes
      • Stain Removers
      • Alternatives
      • Balancers
      • Chlorine & Bromine
      • Water Testers
      • Value Packs
      • Closing Kits
      • Floating Chlorinators
      • Start-Up Kits
    • Inground
      • Covers
      • Equipment
      • Accessories
      • Paint & Coatings
      • Liners
    • Equipment
      • Filters
      • Multiport Valves
    • Accessories
      • Toys Games & Floats
      • Pool Maintenance
      • Solar Accessories
      • Thermometers
      • Alarms & Timers
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.