Di-Chlor Granular Chlorine 2 x 50lb Buckets - Fast Dissolving Pool

In this review of Doheny's Di-Chlor Granular Chlorine, the bottom line is simple: this is a straightforward, professional-strength pool chemical for owners who want an effective, stabilized chlorine that doubles as shock and algaecide. The reviewer found it especially useful for routine maintenance and quick chlorine boosts thanks to a clear dosing guideline and a fast-dissolving, calcium-free formula. For anyone managing above-ground or in-ground pools who values water clarity and predictable results, this product is worth considering.

Key Features

• 3-in-1 formula: Sanitizes, shocks, and helps eliminate algae so pools stay healthier with fewer separate treatments.
• Fast-dissolving granules: Calcium-free formulation reduces the chance of cloudy water and helps keep water crystal clear after treatment.
• Easy dosage: The recommended 1 lb per 10,000 gallons makes routine maintenance simple and repeatable for most residential pools.
• High purity active ingredient: Made with 99.5% sodium dichloro-s-triazinetrione to provide consistent, stabilized chlorine delivery.
• Stabilized chlorine level: About 56% available stabilized chlorine helps protect free chlorine from rapid UV breakdown in outdoor pools.
• Bulk packaging options: Available in multiple bucket sizes including the 2-pack of 50 lb buckets to suit larger pools or seasonal stocking.

Who It's For

This product is aimed at pool owners and property managers who need a dependable, multi-purpose chlorine that handles routine sanitizing, shock treatments, and basic algaecide duty without adding calcium hardness. It is a good fit for residential and light commercial pools where maintaining clear water and steady chlorine residuals is a priority.

People who should look elsewhere include those who require non-chlorine oxidizers, specialty algaecides for persistent blooms, or products formulated specifically for very small or ornamental pools where such concentrated buckets would be overkill to store.

Pros & Cons

Pros

• Effective multi-purpose action that simplifies pool care by combining sanitizing, shocking, and algae control.
• Calcium-free, fast-dissolving granules that help maintain clear water without residue buildup.
• Clear, easy dosing guidance of 1 lb per 10,000 gallons makes treatments predictable.
• High-quality active ingredient and stabilized chlorine content for reliable performance.

Cons

• Large 50 lb buckets can be heavy and some customers note the packaging can be awkward to open.
• As a stabilized chlorine, it is not a substitute for specialty non-chlorine shock options when a very rapid oxidizer is needed.

Specifications

Product type	Granular pool chlorine
Active ingredient	99.5% sodium dichloro-s-triazinetrione
Available stabilized chlorine	56%
Formulation	Calcium-free, fast-dissolving granules
Dosage guideline	1 lb per 10,000 gallons
Packaging option highlighted	2 x 50 lb buckets (100 lb total)

Our Verdict

Doheny's Di-Chlor Granular Chlorine is a practical choice for pool owners who want a single, high-purity product to sanitize, shock, and control routine algae while keeping water clear. It delivers predictable dosing, fast dissolution, and the convenience of bulk buckets, making it good value for seasonal stocking or regular maintenance. Consider lighter packaging or alternative oxidizers if storage or ultra-fast non-chlorine shocking is required.

Frequently Asked Questions

How much should I add for regular maintenance?
Add 1 lb per 10,000 gallons to maintain proper chlorine levels for routine maintenance.

Will this cloud my pool water?
No, the calcium-free granular formula is designed to dissolve quickly and leave minimal residue, helping maintain water clarity.

Is this suitable for outdoor pools exposed to sun?
Yes, it contains stabilized chlorine (about 56%) which helps protect free chlorine from UV degradation in outdoor pools.