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Best Selling Gravity Based (UF) Water Purifiers in India

CK Product Expert

January 31, 2018

Here are the 5 Best Selling Gravity Water Purifiers (Ultrafiltration Water Purifiers).

Do consider these factors before purchasing a UF Water Purifier:

a) Technology – (UF)

b) Storage Capacity – (Below 7L, 7L – 14L, Above 14L)

c) Purification Rate – (2L/Hr, 15/Hr, 20L/Hr, 22L/Min)

Top 5 Gravity Based Water Purifiers – Expert Verdict

1. Pureit Classic 14L Gravity Water Purifier

This is our No. 1 recommendation because:

• Multi-stage purification process
• Germikill Life Indicator warns when the Germikill Kit needs replacement
• No running water required

You May Also Check: PureIt Water Purifiers Price in India

2. Kent Gold Star 22L (UF) Water Purifier

This is the No. 2 recommendation because:

• High storage capacity of 22 litres
• Can be wall mounted to save space in the kitchen
• Long filter membrane life of 4000L

You May Also Check: Kent Water Purifier Price in India

3. Eureka Forbes Aquasure Xtra Tuff 15L Gravity Based

Our No. 3 recommendation because:

• Made of non-breakable material that enhances the durability
• Auto Shut Off system switches off the purification once the bottom tank is full
• Filters water of TDS level of up to 200 PPM

4. Kent Gold Optima 10L (UF) Water Purifier

This is the No. 4 recommendation because:

• Hollow fibre UF membrane does not allow any bacteria or cysts to pass through
• Does not use any chemicals like chlorine, bromine or iodine for purification
• Suitable for low TDS water

Do Check Out Latest Water Purifiers Price in India

5. Tata Swach Smart

This is our No. 5 recommendation because:

• Cheapest UF purifier amongst our recommendations
• Long cartridge life of 1500 Litres
• Sturdy body made of non-toxic & food safe material
• Auto Shut Off mechanism with Tata Swach Fuse

Gravity Based (UF) Water Purifiers: Detailed Comparison

Technical Jargons:

• TDS – Total Dissolved Salts in water like calcium, phosphates, nitrates, sodium, potassium, chlorine & iron
• PPM – TDS is measured in ppm which stands for Parts Per Million
• UV – Ultraviolet
• UF – Ultra Filtration
• RO – Reverse Osmosis
• MF – Micro Filtration

Deciding Factors:

Types of Water:

• Soft Water: This is the water usually sourced from lakes, rivers, harvested rainwater or municipal water supply. It has a TDS level ranging from 150-300 ppm.
• Hard Water: Water sourced from underground water, water tankers, bore wells, tube wells, etc. falls under this category. It has a TDS level ranging from 300-2000 ppm.

Features of UF Water Filter:

Activated Carbon Filter:

• Works without electricity
• Purifier made up of charcoal granules which absorb pesticides and herbicides
• Works by removing chemicals such as chlorine in water when passing through carbon granules
• Improves the taste of water and removes bad smell

UF (Gravity Based):

• Works without electricity
• Does not remove dissolved impurities
• Disinfection recommended
• Has a storage tank to store water of up to 22L
• Suitable for water with low TDS

Storage Capacity:

Water purifiers are available with both storage & without storage. The storage capacity varies from brand to brand & depends on the model. For large families & areas with water scarcity or frequent power cuts, buying a water purifier with storage capacity is advised.

Levels of Purification:

Water purifiers can have multiple levels of purifications varying from 3-Stage to 6-Stage. Each stage uses a different technique of purification. The more the number of stages, the better the quality of the purified water.

Purification Rate:

Purification Rate is the rate at which a water filter purifies raw water to the final filtered water. The rate varies across different purifiers ranging from 12L/Hr to 120L/Hr.

Other Water Purifier Related Blogs

• Best Water Purifiers in India
• Best RO Water Purifiers in India
• Best UV Water Purifiers in India