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💧 Transform your tank with crystal-clear confidence!
Kolar Labs DI Color Changing Deionization Resin is a premium 3.4 kg (7.5 lbs) mixed bed resin designed to reduce total dissolved solids (TDS) to zero, ensuring ultra-pure water for freshwater and reef aquariums. Featuring a unique color-changing indicator for easy exhaustion monitoring and vacuum-sealed packaging for maximum freshness, this German-manufactured resin delivers reliable, high-capacity performance for professional-grade aquatic environments.













| ASIN | B06WD7W4WM |
| ASIN | B06WD7W4WM |
| Best Sellers Rank | #91,903 in Pet Supplies ( See Top 100 in Pet Supplies ) #1,496 in Aquarium Filter Accessories |
| Brand Name | Kolar Labs |
| Color | PURPLE |
| Country of Origin | Germany |
| Customer Reviews | 4.4 4.4 out of 5 stars (196) |
| Date First Available | February 20, 2017 |
| Date First Available | February 20, 2017 |
| Is Discontinued By Manufacturer | No |
| Item Dimensions LxWxH | 12 x 8 x 3 inches |
| Item Package Dimensions L x W x H | 13.89 x 9.96 x 3.7 inches |
| Item Weight | 7.5 Pounds |
| Item model number | LEWATIT NM65 |
| Item model number | LEWATIT NM65 |
| Manufacturer | Kolar Labs |
| Manufacturer | Kolar Labs |
| Product Dimensions | 12 x 8 x 3 inches; 7.5 Pounds |
| Size | 3.4kilo (7.5lbs) |
| Target Audience Keyword | Fish, fish |
A**R
0 TDS
0 TDS. Can’t taste the media in my drinking water. Works as advertised.
M**L
Works great.
Great quality stuff and probably the best value out there.
N**H
Save $ by refilling
The resin allows me to refill my DI cartridge at half the cost to replace. I use it in AquaFX barracuda, but it will work on any refillable cartridge, ones that the bottom screws off. Simply unscrew the bottom, trach the old resin, rinse well and refill with this bag. The bag was a perfect size to refill once.
K**Z
Great DI RESIN!
Great Product!! Last a long time! Will definitely buy again...A+A+A+
T**S
Works great, but needs safety labels
Great product and great price but seriously lacking in health and safety warnings as well as handling instructions. Always wear rubber gloves when handling DI resin.
M**T
The best I've found on amazon.
Have tried a few other brands from here on Amazon nothing else seems to last as long. Switching back to this brand.
J**I
Didn't last long
Good to have the color changing resin this time.My water quality must be bad .It didn't last very long between having to change.I will try a different resin to see if that makes a difference
D**N
Quality has done a complete 180. Do not buy.
I originally gave 5 stars because it deserved it. Not now. See below. Update July 2019. This is the last time I will buy this product. Like another reviewer stated the bad isnt 1.25lb. I bought this 3 times though Amazon. This being the third. The other 2 times I had to pack it so tight in the ro housing I still had a little left over. This recent time? A joke. Not only was there 1 inch space after filling it. After only making 75 gallons half the resin has already changed color. Used to get hundreds of gallons easily out of a canister. This is a definite avoid at all costs. Waste of money.
R**O
Super comme la description je recommande ce produit. Livraison rapide .
R**U
Si me bajo la dureza de el agua, fácil de instalar
L**Y
Total garbage. I tried to contact Kolar Labs but of course no response. The bag, and the item for sale clearly states 7.5lbs net weight which means before packaging. I received about half. 3.6lbs. I have included pictures with two different scales showing the weight of this item in both LBS and KG. I have seen a few people post the same thing being delivered half bags. Also the bag is 100% NOT vacuum sealed as advertised. Save your money this is not even close to as advertised. I wonder how many people have actually bothered to weigh the bag on arrival?? If I could give you zero stars I would.
Trustpilot
2 days ago
2 months ago