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Sea-lab No28 Automatic Replenisher 1kg Block Supplies Trace Calcium and More

4.9212 product ratings

Premium Aquatics Inc (29997)

99.8% positive Feedback

Price:

US $41.99

Approximately£31.30

+ $48.70 postage

Estimated delivery Thu, 31 Jul - Mon, 11 Aug

Returns:

30 days return. Buyer pays for return postage. If you use an eBay delivery label, it will be deducted from your refund amount.

Condition:

New

They are, however, vitally necessary to marine life in the aquarium. Formula 28 is the first formula available to hobbyist and professionals that creates and maintains this fine balance. The blocks can be placed in any location where there is a moderate current.

Ratings and reviews

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4.9

12 product ratings

11 users rated this 5 out of 5 stars
1 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

by ktodd3200
08 Jul, 2021
No guess work!
I had a problem raising my calcium levels in my reef tank. This product raised & maintain it with 2 blocks for almost 2 months before adding another block. I've been using this product for over 10 years with great results.
Verified purchase: YesCondition: New
by ausmu7803
22 May, 2024
Product came in on time and has already been a great help to my reef tank for something that's been on the market for soo long it still works like
Product came in on time and has already been a great help to my reef tank for something that's been on the market for soo long it still works like they made it to
Verified purchase: YesCondition: New
by rew1854
29 Nov, 2017
Sea-lab #28
Great additive, so easy, wished i’d found out about it when I had my 150gal. Just drop in and forget about it.. Works great in my 75gal.
Verified purchase: YesCondition: New
by trx340r
20 Dec, 2021
Just work!!
Been using these for years but my LFS stopped getting them supply chain issue go figure work great for added trace elements
Verified purchase: YesCondition: New
by bundler77
04 Nov, 2022
Hassleless upkeep
GREAT for keeping salt water aquarium nutrients adequate for sea life
Verified purchase: YesCondition: New
by blod_scot
05 Apr, 2016
sea lab 28
Great way to supplement trace elements maintain calcium levels. Crazy colors of coralline
Verified purchase: YesCondition: New
by scott_potty
17 Oct, 2019
Works with my reef setup
Keeps my calcium above 400
Verified purchase: YesCondition: New
by vctodura0
16 Aug, 2016
Chemical blocks
Good product for people that forget to add chemical to the fish tank..
Verified purchase: YesCondition: New
by intarasak
12 Oct, 2016
Amazing!
Excellent product, my marine tanks look HEALTHY after use! Recommend.
Verified purchase: YesCondition: New
by katgirl54
25 May, 2024
Works good
Works good
Verified purchase: YesCondition: New