Does it contain copper?

No, the HTH Pool Care Algae Guard Advanced does not contain copper. If you are looking for a product that does contain copper, you will need the HTH Pool Care Algae Guard ULTRA.

How much to use for a 18x48 round above ground pool that holds 6500gallons water?

For 6500 gallon pool, you would need 2.6 oz initial dose and then .7 oz as a regular maintenance dose. If you need additional help, feel free to call our Consumer Engagement Team at 866-484-7665. We're Here to Help!

So in Washington State we are not allowed to kill algae growing in our pools?

That sounds ridiculous, but I'm not from there so I can't say whether it's true or not. But come on, I think they are concerned with run off when you drain or backwash your pool and the possible release of the chemical, but that's a guess. You'd have to contact your city

Does this contain any metal based ingredients?

The HTH Pool Care Algae Guard Advanced does not contain copper. If you are looking for a product with copper, you will want to use the HTH Pool Care Algae Guard ULTRA.

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Swimming Pool Care Algae Guard, Swimming Pool Chemical, 32 fl oz

Product ID: 617717059

Details

Brand
HTH
Item form
Liquid
Item weight
1 Pounds
Product benefits
Controls Algae
UPC
073187670847

💧32 fl oz fast-acting formula

♻️Safe for all pool types incl. saltwater & vinyl

🛡️Kills & prevents green, black & mustard algae

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2520285₫

Duties & taxes included

In stock

Sold byAmazon VietnamDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

💦 Stay ahead of algae, dive into clarity!

SWIM READY SPEED - Non-foaming, fast-acting formula lets you jump in immediately
SYNERGISTIC POWER - Works hand-in-hand with HTH Shock products for unbeatable clarity
EFFORTLESS MAINTENANCE - Integrates seamlessly into your weekly pool care routine
CRYSTAL CLEAR CONFIDENCE - Powerful algae control for a pristine pool all summer long
UNIVERSAL POOL COMPATIBILITY - Perfect for vinyl-lined, saltwater, and all pool systems

HTH Swimming Pool Care Algae Guard is a 32 fl oz advanced, non-foaming algaecide designed to rapidly eliminate and prevent heavy algae blooms—including green, black, and mustard algae—in all pool types. Compatible with vinyl-lined and saltwater pools, it enables immediate swimming post-application and pairs effectively with HTH Shock products for comprehensive weekly pool maintenance.

Specifications

ASIN	B09R82XDTD
Brand	HTH
Brand Name	HTH
Customer Reviews	4.6 out of 5 stars 1,920 Reviews
Global Trade Identification Number	00073187670847
Included Components	HTH - 73187670847
Item Form	Liquid
Item Type Name	HTH - 73187670847
Item Weight	454 g
Item form	Liquid
Item weight	454 g
Manufacturer	HTH Store
Manufacturer Part Number	HTH - 73187670847
Model Number	HTH - 73187670847
Number of Items	1
Product Benefits	Controls Algae
Product benefits	Controls Algae
UPC	073187670847
Unit Count	1 Count

Reviews

J**F

As far as I can tell this stuff really works to prevent algae growth.

15.08.2025

S**S

Easy to use

19.04.2026

B**Z

This stuff works well

25.11.2025

L**N

Shipping not the best

10.11.2025

C**O

Works very well

1.05.2026

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TrustScore 4.5 | 7,300+ reviews

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Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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5 days ago

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2520285₫

Duties & taxes included

In stock

Sold byAmazon VietnamDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Vietnam.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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