KNL NF80 (Nanofiltration) TFC Dry 100 GPD NF Membrane, BARC Licensed, Flux Rate Around 26 ltrs/hr, Reduces TDS Around 85%, for Input TDS Range 750 ppm to 1400 ppm, for RO/NF Filter or Purifier
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- ISO 9001:2015 certified & BARC licensed nanofiltration (Nano filtration) TFC dry NF Membrane 100 gpd, retains essential minerals in drinking water around 15%, reduces TDS 85% ( ± 5) %, service life around 15,000 ltrs, gives around 26 ltrs water per hour at temperature 23 degree Celsius. The water flow of membrane will decreases when temperature decreases below 20 degree Celsius proportionately.
- The membrane eliminates all the impurities like fluoride, bromide, arsenic, mercury, uranium, germs, bacteria, virus, chlorine, cyanide etc. from feed water and flushes all impurities through rejected water but TDS adjuster permits these impurities in drinking water. The water taste varies with minerals contents and therefore user may experience hardness/salty while drinking with more TDS water.
- Service life is around 15000 ltrs (conditions applied) or 18 months whichever is earlier (subject to use with good quality sediment & activated carbon block carbon). Please note, the failure of prefilter housing along with inferior quality of spun led to pass silt and sand particles to the inline filters causing early damage. Working pressure must be as recommended. In case of high rise building, concrete overhead tank or in similar cases where tap water pressure is excessive, the PRV must be used else the membrane would start to give more TDS and will get damage due to high working pressure.
- As per WHO, BIS, EPA and other medical recommendations, the drinking water with minerals between 100 ppm to 300 ppm remain in excellent conditions with pH value pH 7.5 to pH 8. High alkaline or acidic drinking water, both are harmful for human consumption. The membrane TDS rejection rate may vary a little place to place and water hardness compositions. Water taste with more TDS some people may feel little hard compare to low TDS drinking water.
- TDS adjuster or controller is nothing but a bypass system to flow the water through carbon filter and then getting mixed with membrane treated water to increase the TDS. But the bypass system allows impurities like arsenic, bromide, fluoride, cyanide and other impurities if exist in raw water. Therefore always use suitable membrane as per your raw water hardness that will give you more safe, healthy and mineral enriched water than TDS adjuster technology.
- Contaminants molecule size remain greater than 0.01 microns, germs size from 0.027 microns to 5 microns, water molecule size is 0.000283 microns, dissolve compositions of mineral molecule size remain less than 0.0009 microns, but all NF Membrane pore sizes are 0.0015, 0.0010, 0.0005, 0.0002 microns & RO membrane pore size is 0.0001 microns, therefore the NF Membrane & Ro membrane does the job far better than the UV and TDS controller system
- Installation guidelines: Before inserting new membrane, make sure the membrane housing is clean else loose particles led to blockage of FR. The KNL NF80 membrane need to flush for 30 minutes and then check the result. Water taste with more TDS may some people feel hard compare to RO water or normal bottle packed water but medically healthy to intake mineral enriched drinking water. Always use new FR 450 with the membrane, partial blocked FR or if used in reverse order the membrane will get damage early/immediately.
- Users are requested to replace new FR 450 good quality and to use antiscalant balls in prefilter in the hole of spun filter 10 balls. When raw water TDS goes beyond 600 ppm, the inline filters and membrane may get clogged early. The antiscalant balls prevent scaling of the inline filters and enhances the membrane life along with inline filters.
- Warranty details - The membrane does not cover any warranty. The performance of the membrane and filters depends on user skill with proper installation, feed water quality, and pump with required working pressure (80-90) PSI. Once put to use cannot be taken back except in case of manufacturing defect.
Estimated shipping
Select a product to estimate shipping.The KNL NF80 Nanofiltration Membrane is designed to significantly improve your water quality, offering a balance between contaminant removal and mineral retention. This membrane is a key component for RO/NF filter systems, providing a reliable and effective filtration solution for your home or business.
Key Highlights
- Reduced TDS: Effectively lowers Total Dissolved Solids (TDS) by approximately 85% (± 5%) within a specified input range.
- Extended Service Life: Rated for approximately 15,000 liters of water or 18 months of use, depending on conditions.
- Mineral Retention: Retains around 15% of essential minerals naturally present in the water.
- Efficient Filtration: Delivers approximately 26 liters of water per hour at a temperature of 23°C.
- Comprehensive Contaminant Removal: Eliminates various impurities including fluoride, arsenic, and bacteria.
Useful Facts
- Material: TFC Dry NF Sheet with a pore size of 0.0002 microns.
- Capacity: 100 GPD (Gallons Per Day).
- Certification: BARC Licensed and ISO 9001:2015 certified.
- Operating Temperature: Optimal flow rate around 26 liters/hour at 23°C; flow decreases proportionally with lower temperatures.
- TDS Range: Operates effectively with input TDS levels between 750 ppm and 1400 ppm.
Good Fit For
- Home RO/NF Filter Systems
- Small Business Water Filtration
- Applications requiring mineral retention alongside contaminant removal
| Main Specification | |
|---|---|
| Avantages pour les produits | Retains minerals in water naturally 15% (± 5%) or removes contaminants like arsenic or bromide or fluoride germs and other contaminants or water wastage is less compare to RO membrane or retains more minerals compare to RO membrane or service life is more compare to RO membrane due to less water wastage See more |
| Composantes incluses | KNL NF80 or NF membrane filter |
| Fabricant | KNL Trading Co., KNL Trading Co., [email protected], [email protected], Contact no. 7303433313, http://www.knlhealthydrops.com/ |
| Numéro d'unité | 1 Compte |
| Marque | KNL |
| Nombre d'articles | 1 |
| Dimensions du produit | 30D x 6W x 6H Centimeters |
| Certification externe d'essai | BARC |
| Matériau | TFC Dry NF Sheet with pore size 0.0002 microns |
| Poids de l'article | 210 grammes |
| Product information | |
| Nombre d ' emballages | 1 |
| Définir le nom | KNL NF membrane |
| Technical Details | |
| Numéro de pièce du fabricant | KNL-NF80 MEMBRANE |
| Modèles de purificateur d'eau compatibles | H2oLabs 100 |
| Pays d'origine | Inde |
| Item details | |
| Numéro de modèle | TDS (750 -1400) ppm |
| Nom du type d'élément | Nanofiltration Membrane 100 GPD |
| Description de la garantie du fabricant | The product is consumable and service life depends on Inline cartridges quality used in combination. Therefore the NF Membrane does not cover any warranty/guarantee. Service life is around 15000 liters or 15 months. Conditions applied |
| Measurements | |
| Dimensions de l'article D x L x H | 30D x 6W x 6H Centimeters |
| Others | |
| Coordonnées de l'emballeur | [email protected] or KNL Trading Co. or [email protected] or Contact no. 7303433313 or http://www.knlhealthydrops.com/ |
| Type de produit | Nanofiltration Membrane 100 GPD |
| Matériel de fermeture | TFC Dry NF Sheet with pore size 0.0002 microns |
| Coordonnées de l'importateur | 100% Indian Made product |
| Coordonnées du fabricant | KNL Trading Co., [email protected], [email protected], Contact no. 7303433313, http://www.knlhealthydrops.com/ |









