Water Filter Buying in Bangladesh
Water is undoubtedly essential for life. However, with increasing environmental pollution across Bangladesh, including Dhaka, the quality of our water sources has become a major concern. Traditional methods like boiling provide some degree of purification, but they often fail to remove harmful contaminants like lead, chlorine, heavy metals, and disease-causing bacteria and viruses. Buying a reliable water filter is essential to ensure you and your family have access to clean and healthy drinking water.
You can easily buy the best water filter in Bangladesh by checking out the different types of water filter, their price, and key features on BDStall to find the best water filter in Bangladesh that fits your specific needs and budget.
Why You Need a Water Filter in Bangladesh: Solutions to Water Quality Concern
Many areas in Bangladesh are facing the challenge of water pollution. Common pollutants include:
- Silage and Turbidity: These types of pollutants make water appear quite turbid and dirty, which is harmful to the body.
- Harmful chemicals: Chlorine used for disinfection, lead from old pipes, and chemicals used in industry are responsible for water pollution.
- Disease-causing microorganisms: Bacteria, virus, cyst, etc., present in water can cause water-borne diseases like typhoid, cholera, and diarrhea in children and adults.
- Iron: Tubewell water in many areas of Bangladesh contains iron, which causes stains and spoils the taste of the water.
- Arsenic: This is a serious concern in limited areas of Bangladesh, requiring specialized filtration or water filter.
- Salinity: This is a major problem in coastal areas of the country, as water cannot be drunk without proper purification.
So a quality water filter will not only improve the taste of your water; it will also play an important role in protecting your health and well-being.
Different type of Water Filter in Bangladesh and their price
Gravity water filter: Affordable and electricity-free operation
- Process: These filter use gravity to force water through ceramic or other filter media.
- Advantage:
- Gravity water filter price starts from as low as ৳ 2,000.
- This type of water filter does not require electricity, which is ideal for low-lying rural areas.
- Moreover, it is easy to use and maintain.
- Disadvantage:
- Slow filtration rate.
- May not effectively remove all chemical contaminants or very small microorganisms.
- The effectiveness of the filter depends on the quality of the media.
- Removes basic sediment from relatively clean water sources and improves the taste.
- Best used in: Widely used in rural areas in Bangladesh as it is budget-friendly.
Faucet water filter: Convenient and easy installation
- Process: This type of water filter can be connected directly to your kitchen faucet and can filter water on demand.
- Advantage:
- Faucet water filter start at around ৳3,500.
- Easy to install and use.
- Space-saving.
- Disadvantage:
- Slow flow rate.
- Limited filtration capacity.
- May not be effective against all contaminants.
- Best used for: Suitable for individuals or small households or light use. Faucet water improves the taste and smell of water as well as removes sediment.
Electric water filter (countertop and under-sink): Advanced filtration
- Process: Uses an electric pump to properly filter water through a multi-stage filtration system.
- Advantage:
- Faster filtration rate.
- Often has multiple filtration stages for more comprehensive purification such as sediment, chlorine, chemicals, bacteria, etc.
- Many models of electric filter have a separate reservoir to hold the filtered water.
- This type of water filter has a filtration rate of up to 99%.
- Disadvantage:
- Requires electricity to operate, so power backup may be required during load shedding.
- Electric water filter start at ৳ 5,200.
- Multiple filter make maintenance a bit complicated.
- Best used in: Provides a high level of filtration process to provide quality water in a short time, especially for users in areas with chemicals and germs.
Reverse Osmosis (RO) Water filter: Best for Purity
- Process: Forces water through a semi-permeable membrane to remove virtually all contaminants, including dissolved solids, heavy metals, bacteria, and viruses. This type of water filter has a pre filter with a post-carbon filter for sediment, carbon, and taste.
- Advantage:
- 100% pure water removes even the smallest particles and microorganisms.
- Effective against a wide range of contaminants, including arsenic and salinity.
- Significantly improves the taste and smell of water.
- Safe for young children and the elderly.
- This type of water filter is somewhat expensive. In Bangladesh, the price of a reverse osmosis water filter starts at ৳ 8,000 and can go up to ৳ 15,000 depending on the model and design.
- Disadvantage:
- Requires electricity.
- Produces waste products, but some modern systems provide more efficient water filter.
- Can remove beneficial minerals. Also, some models have mineral cartridges to combat this.
- Reverse osmosis water filter is ideal for pure water free of high levels of dissolved solids, and arsenic contamination.
Ultrafiltration water filter: Excellent for removing germs
- Process: This type of water filter uses a slightly larger pore membrane to remove bacteria, viruses, and other microorganisms while retaining beneficial minerals.
- Advantage:
- Effective against bacteria and viruses.
- Retains essential minerals.
- Many models do not require electricity.
- Its price is generally lower than reverse osmosis. Currently, ultrafiltration water filter in Bangladesh start at ৳ 6,000.
- A good option for rural areas and those on a budget to provide germ-free water.
Disadvantage: - May not be as effective as reverse osmosis in removing dissolved chemicals and heavy metals.
- Filter replacement is essential to maintain effectiveness.
- Best used in: Ultrafiltration water filter is suitable for both urban and rural environments, especially in areas where germ contamination is a major concern and mineral retention is essential.
Ultraviolet (UV) Water Filter: An Additional Layer of Disinfection
- Process: Uses ultraviolet light to kill or inactivate bacteria, viruses, and other microorganisms by damaging their DNA. It is used in combination with reverse osmosis, ultrafiltration technology, and as a second stage of purification.
- Advantage:
- Very effective in disinfecting water.
- Its not alter the taste or odor of the water.
- Relatively low maintenance.
- Disadvantage:
- Do not remove poly, chemicals, or heavy metals.
- Requires electricity.
- This type of filter is more expensive when combined with other filtration stages.
- Provides an additional layer of protection against microbial contamination when used with other filtration methods.
Commercial Water Filter: Purifies water on a large scale for businesses
- Process: Designed to purify large quantities of water per hour. It can be customized based on the needs of a specific industrial plant or commercial establishment. The price of a commercial water filter in Bangladesh ranges from ৳ 32,500 to ৳ 60,000. However, the price of a commercial water filter varies significantly based on power, capacity, and technology.
- Best used in: Office, factory, restaurant, and other business where a large number of people work.
Important Feature to Consider When Buying Water Filter in Bangladesh
- TDS Level to Check Water Quality: Before buying a water filter, you should consider the TDS level of the water. Generally, water with a TDS level of 500 is considered pure water, and water with a TDS level of 1000 is considered polluted water. Therefore, before buying a water filter, you must check the water quality of a specific area with a TDS meter.
- Filtration Technology: To ensure a pure water supply, you should consider a water filter with the necessary technologies such as reverse osmosis, ultrafiltration, and ultraviolet, based on the pollutants or other chemicals in your area.
- Filtration Capacity: You should consider the filtration capacity of the water filter that is capable of meeting your daily water needs.
- Water Flow Rate: You should consider how fast the filter can purify water. Especially important for on-demand faucet filter.
- Micron Rating: Water filter with lower micron ratings can better remove small particles and microorganisms through a fine filtration process.
- Reservoir Size: When buying an electric water filter, you must consider the appropriate reservoir size for your household.
- Filter Replacement Alert: To maintain the effectiveness of the water purification process, you must check whether the filter provides a replacement alert.
Filter Warranty and Replacement System: You must check the lifespan of the filter, replacement cost, and ease of replacement. Then, you can buy a durable and long-lasting water filter. - Mineral Retention: If you buy a reverse osmosis filter, consider a water filter model with mineral cartridges that are capable of restoring the minerals necessary for healthy water.
- Hot and Cold Water Options: Some advanced technology water filter provide hot and cold water, which costs from ৳ 20,000 to more than ৳ 40,000.
- After-sales service and Warranty: When buying a water filter in Bangladesh, consider brands that provide reliable after-sales service and good warranty.
- Certification: Check for certifications from recognized organizations such as NSF International, Water Quality Association to ensure that the water filter meets performance standards.
- Additional Feature: You can consider water filter with features such as digital display, smart water tank, and leak detection based on your preferences and budget.
Top Water Filter Brand in Bangladesh
Most of the water filter in Bangladesh are of Chinese brands and the price of these water filter in Bangladesh is relatively low. Some reputable Bangladeshi companies are now selling water purifiers with nice-looking reservoirs and lighting. However, factors to consider when considering the brand value of a water filter
- Reputation and reliability: Consider the brand based on quality product delivery and positive customer reviews.
- After-sales service: Make sure that the brand has accessible service centers in Bangladesh and that the filter can be easily replaced.
- Local presence: Bangladeshi companies are increasingly providing good after-sales support and are supplying water purifiers with attractive designs.
- International Brand: Some international brands provide high-quality filter but the prices are relatively high. Along with this, the replacement cost is also high.
Finally, it is better to check whether the water filter provides 100% pure water and reliable filtration technology than considering the brand.
Important Precautions and Maintenance Tips for Your Water Filter
- Regular Filter Cartridge Replacement: Follow the manufacturer's instructions for replacing the filter cartridge to maintain optimal performance. Moreover, if the water in Dhaka or other regional cities has high levels of iron, frequent filter cartridge replacement may be required.
- Periodic Cleaning: The inside and outside of the water filter should be cleaned regularly to prevent the accumulation of dust, dirt, and microorganisms.
- Leak Check: The filter should be checked regularly for leaks and repaired immediately if necessary.
- Clean Water Storage: If your filter has a storage tank to hold water, it should be cleaned and covered regularly.
- TDS Level Monitoring: The TDS level of the water filtered by your filter should be checked periodically to ensure that the filter is working effectively.
- Water Flow Check: If the water flow slows down, it may need to be cleaned or the filter cartridge replaced. If necessary, it should be changed quickly.
- Follow the Manufacturer's Manual Guide: Always try to perform maintenance according to the manual guide provided by the water filter manufacturer.
Frequently Asked Questions about Water filter in Bangladesh
Can water filter remove salt water?
Yes, reverse osmosis (RO) filter is very effective in removing salt from water.
Do all water filter require electricity?
No. Gravity-based and some UF filter do not require electricity. However, RO and many advanced multi-stage filter do require electricity. Electric filter do, however, have a reservoir to supply water during power outages.
What is the ideal pH level of purified water?
The ideal pH for drinking water is between 6.5 and 8.5. Most good quality water filter provide water within this safe range.
What is the TDS level of good water after purification?
A TDS level below 500 mg/liter after purification is generally considered safe and tasty water.
Can I use a gravity filter with low water pressure?
Yes you can, but the amount of filtered water will be less, so it will be time-consuming.
How often should you change a water filter cartridge?
The frequency of changing the filter cartridge depends on the type of filter, water quality, and usage. However, according to the manufacturer, water filter cartridges should generally be changed every 6-12 months.
Is water filter safe for baby and young children?
Yes, water processed in particular by reverse osmosis and ultraviolet water filter is safe. This is because these types of water filter effectively remove harmful bacteria and viruses. When using reverse osmosis, a remineralization stage must be considered to retain the necessary minerals in the filtered water.
Where can I buy original water filter in Bangladesh?
You can buy original water filter from electronics stores, brand shops, or the online marketplace BDStall. You can also buy water filter from authorized dealers of certain brands in Bangladesh.
