10 Best High-Capacity Pitcher Filters: Filter More, Refill Less

Are you seeking a pitcher that holds more water? This list presents ten high-capacity water filter pitchers to minimize refills and maximize convenience!

Tired of refilling your water pitcher all the time? You need a high-capacity water filter! These pitchers hold more water. Enjoy fresh, filtered water without the constant refills!

Many families love the convenience of these pitchers. They’re perfect for busy households.

Finding the right one can be tough. But don’t worry, we can help you find the perfect pitcher for your needs!

List of Top 10 High-Capacity Pitcher Filters

Image Title Best For Price
Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 3 Filters Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 3 Filters

Tired of bad-tasting tap water and drowning in plastic bottles? The Brita Plus Filter is perfect for families who want cleaner, crisp water without the waste or expense of bottled water.
If you fill your pitcher daily and care about what’s in your water, this filter traps 2x more contaminants than the standard version—like lead, chlorine, and dirt—so every sip is safer and smoother. Swap it every two months, and you’ll cut out over 1,800 plastic bottles per year without lifting a finger. Simple, smart, and built for everyday use.

Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 4 Filters Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 4 Filters

The Brita Plus Water Filter is perfect for anyone who wants clean, great-tasting water without plastic waste. It’s ideal for families or busy households looking to save money and reduce their environmental impact.

Brita Elite Water Filter Replacement for Pitchers and Dispensers, BPA-Free, Reduces 99% of Lead, Lasts Six Months or 120 Gallons, Includes 1 Pitcher Replacement Filter Brita Elite Water Filter Replacement for Pitchers and Dispensers, BPA-Free, Reduces 99% of Lead, Lasts Six Months or 120 Gallons, Includes 1 Pitcher Replacement Filter

Brita Elite is perfect for families and busy households who want cleaner, great-tasting water without the hassle or cost of bottled water. If you hate changing filters often or worry about hidden contaminants like lead, this long-lasting filter is made for you—just set it and forget it for six months.

Invigorated Water PH001 - White Alkaline Water Filter – Replacement Filters for all Pitcher & Dispenser Filtration Systems – BPA-Free, Removes Chlorine, Heavy Metals – 96 Gallons/Filter (3-Pack) Invigorated Water PH001 – White Alkaline Water Filter – Replacement Filters for all Pitcher & Dispenser Filtration Systems – BPA-Free, Removes Chlorine, Heavy Metals – 96 Gallons/Filter (3-Pack)

This filter is perfect for families and individuals who want cleaner, great-tasting water without harsh chemicals or plastic waste. If you use a pitcher or dispenser and care about removing heavy metals and chlorine while keeping healthy minerals, these filters deliver. They’re ideal for anyone seeking alkaline water that’s smoother and more refreshing, backed by certified safety and eco-friendly design.

NatureFlow Water Filter Pitcher 3.5L, 5-Pack Filters, BPA-Free & SGS Certified, Removes 36 Harmful Substances Including Lead & Chlorine, Improves Taste and Softens Tap Water NatureFlow Water Filter Pitcher 3.5L, 5-Pack Filters, BPA-Free & SGS Certified, Removes 36 Harmful Substances Including Lead & Chlorine, Improves Taste and Softens Tap Water

NatureFlow is perfect for families and health-conscious individuals who want cleaner, better-tasting tap water without plastic waste. If you care about removing lead, chlorine, and odors while saving money, this pitcher delivers safe, reliable hydration right from your tap—no fuss, just fresh.

Busy households love its 3.5L capacity and long-lasting filters—each one works for 3 months, cutting 2,400+ plastic bottles per pack. It’s BPA-free, SGS-certified, and engineered for daily peace of mind. Just fill, chill, and pour smoothly, every time.

You deserve water that’s truly pure. And with our 1-year warranty and 30-day returns, trying NatureFlow is risk-free. Ready for water that tastes softer and cleaner? Let’s go.

Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 6 Filters Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 6 Filters

Brita Plus Water Filters are perfect for families who want cleaner, great-tasting water without the plastic bottle waste. If you drink 11 glasses a day, swap filters every two months and replace up to 300 bottles per filter, this is your smart, easy upgrade.

Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces Chlorine, PFOA/PFOS and More, BPA Free, Black (with 1 Filter) Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces Chlorine, PFOA/PFOS and More, BPA Free, Black (with 1 Filter)

Busy families who drink lots of water need this. It fits snugly in your fridge yet holds enough for everyone—no constant refilling. Home cooks and health-conscious folks love how it strips chlorine and metals fast, making water crisp and clean-tasting. Anyone tired of bulky pitchers will appreciate its slim design and easy-slide lid. And with NSF-certified filters that last 5X longer than others, you skip the hassle and save money. Parents, roommates, small offices—this pitcher keeps water fresh, safe, and flowing without fuss.

Water Filter Pitcher - Long Lasting 150 Gallons, Supreme Fast Filtration and Purification Technology, Removes Chlorine, Metals for Clean Tasting Drinking Water, WQA Certified, Water Filter Pitcher – Long Lasting 150 Gallons, Supreme Fast Filtration and Purification Technology, Removes Chlorine, Metals for Clean Tasting Drinking Water, WQA Certified,

This water filter pitcher is perfect for anyone who wants clean, great-tasting water at home. It’s also ideal for families who want to save money and reduce their environmental impact by avoiding bottled water.

LifeStraw Home High-Capacity Water Filter Dispenser, 35-Cup, Wisteria, BPA-Free Designed for Everyday Protects Against Bacteria, parasites, microplastics, PFAS, Lead, and Improves Taste LifeStraw Home High-Capacity Water Filter Dispenser, 35-Cup, Wisteria, BPA-Free Designed for Everyday Protects Against Bacteria, parasites, microplastics, PFAS, Lead, and Improves Taste

Tired of nasty stuff in your water? The LifeStraw Home Dispenser is perfect for families who want clean, safe water every day. It’s easy to use and looks great in any kitchen!

PUR Water Pitcher & Dispenser Replacement Filter 4-Pack, Genuine PUR Water Filter, 2-in-1 Powerful and Faster Filtration, 8-Month Value, Blue (PPF900Z4) PUR Water Pitcher & Dispenser Replacement Filter 4-Pack, Genuine PUR Water Filter, 2-in-1 Powerful and Faster Filtration, 8-Month Value, Blue (PPF900Z4)

Tired of bad-tasting tap water? These PUR Water Pitcher Filters are perfect for anyone who wants cleaner, better-tasting water straight from their fridge. Ditch the bottled water habit and save money while enjoying refreshing hydration every day!

Detailed Reviews

Looking for the best, big water pitcher? Our expert guide makes finding the perfect one easy. Discover top pitcher filters and enjoy cleaner, better-tasting water today.

1. Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 3 Filters

Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 3 Filters

Tired of bad-tasting water? Get the Brita Plus Water Filter now! It makes your water taste great. Plus, it reduces waste!

The high-density filter traps more bad stuff. It lasts for two months, and you’ll love it!

Pros Cons
  • Traps 2X more contaminants than standard filters for cleaner water
  • Great taste, zero plastic bottle waste – crisp water, kinder planet
  • #1 trusted brand – millions rely on Brita for pure drinking water
  • Lasts 2 months or 40 gallons – simple, reliable, hassle-free
  • Replaces 1,800 plastic bottles a year – big impact from one small filter
  • Needs replacing every 2 months.
  • Doesn’t fit the Brita Stream.
  • Filter life varies with use.

Perfect For:

Tired of bad-tasting tap water and drowning in plastic bottles? The Brita Plus Filter is perfect for families who want cleaner, crisp water without the waste or expense of bottled water.
If you fill your pitcher daily and care about what’s in your water, this filter traps 2x more contaminants than the standard version—like lead, chlorine, and dirt—so every sip is safer and smoother. Swap it every two months, and you’ll cut out over 1,800 plastic bottles per year without lifting a finger. Simple, smart, and built for everyday use.

Ready to Purchase?

2. Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 4 Filters

Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 4 Filters

The Brita Plus Water Filter is a high-density replacement filter designed for pitchers and dispensers. It traps twice as many contaminants compared to the standard filter, ensuring cleaner water for you and your family.

This filter not only improves the taste and odor of your water by reducing chlorine, but it also helps cut down on plastic waste. One Brita filter can replace up to 300 plastic bottles, making it an eco-friendly choice for your hydration needs.

Change your filter every two months for best results. Enjoy great-tasting water with less waste. Trust Brita for quality water filtration.

Pros Cons
  • Filters 2x more contaminants for cleaner, safer water.
  • Great taste, less chlorine, no plastic waste.
  • Lasts 2 months or 40 gallons, easy to replace.
  • Replaces 300 plastic bottles, saves money and the planet.
  • Only lasts 40 gallons or two months.
  • Doesn’t fit Brita Stream systems.
  • May need more filter changes, often.

Perfect For:

The Brita Plus Water Filter is perfect for anyone who wants clean, great-tasting water without plastic waste. It’s ideal for families or busy households looking to save money and reduce their environmental impact.

Ready to Purchase?

3. Brita Elite Water Filter Replacement for Pitchers and Dispensers, BPA-Free, Reduces 99% of Lead, Lasts Six Months or 120 Gallons, Includes 1 Pitcher Replacement Filter

Brita Elite Water Filter Replacement for Pitchers and Dispensers, BPA-Free, Reduces 99% of Lead, Lasts Six Months or 120 Gallons, Includes 1 Pitcher Replacement Filter

The Brita Elite Water Filter Replacement helps you enjoy cleaner and great-tasting water. It reduces 99% of lead and filters out many harmful substances. This filter lasts six months or can filter up to 120 gallons of water.

Using this filter saves money and the planet. You can replace 1,800 single-use plastic bottles each year. It fits all Brita pitchers and dispensers, making installation quick and easy.

Pros Cons
  • Saves 1,800 plastic bottles yearly—eco-friendly and wallet-friendly
  • Filters 99% of lead plus 60+ harmful contaminants
  • Lasts 6 months or 120 gallons—just 2 easy changes per year
  • No presoaking, snaps right in—works with all Brita pitchers instantly
  • BPA-free and safe, with quick-pull cap for clean handling
  • Doesn’t fit Brita Stream pitchers/dispensers.
  • Must replace filter every six months.
  • Initial setup needs careful alignment.

Perfect For:

Brita Elite is perfect for families and busy households who want cleaner, great-tasting water without the hassle or cost of bottled water. If you hate changing filters often or worry about hidden contaminants like lead, this long-lasting filter is made for you—just set it and forget it for six months.

Ready to Purchase?

4. Invigorated Water PH001 – White Alkaline Water Filter – Replacement Filters for all Pitcher & Dispenser Filtration Systems – BPA-Free, Removes Chlorine, Heavy Metals – 96 Gallons/Filter (3-Pack)

Invigorated Water PH001 - White Alkaline Water Filter – Replacement Filters for all Pitcher & Dispenser Filtration Systems – BPA-Free, Removes Chlorine, Heavy Metals – 96 Gallons/Filter (3-Pack)

The Invigorated Water PH001 is a BPA-free replacement filter for pitchers and dispensers. It removes chlorine, heavy metals, and pollutants while keeping health-promoting minerals like calcium and magnesium.

Each filter lasts for 96 gallons (360 liters), saving money and reducing plastic waste. It’s eco-friendly and certified for quality. Pair it with the PH002 Ultrafiltration Membrane for even better results.

Pros Cons
  • Filters 96 gallons per cartridge – long-lasting hydration
  • Removes heavy metals like lead, mercury, and aluminum
  • Boosts pH and minerals with natural stone blend
  • Coconut shell charcoal improves taste and purity
  • BPA-free & certified – safe, eco-friendly quality
  • Filter life is only 360 liters.
  • Requires additional filter for ultimate filtration.*

Perfect For:

This filter is perfect for families and individuals who want cleaner, great-tasting water without harsh chemicals or plastic waste. If you use a pitcher or dispenser and care about removing heavy metals and chlorine while keeping healthy minerals, these filters deliver. They’re ideal for anyone seeking alkaline water that’s smoother and more refreshing, backed by certified safety and eco-friendly design.

Ready to Purchase?

5. NatureFlow Water Filter Pitcher 3.5L, 5-Pack Filters, BPA-Free & SGS Certified, Removes 36 Harmful Substances Including Lead & Chlorine, Improves Taste and Softens Tap Water

NatureFlow Water Filter Pitcher 3.5L, 5-Pack Filters, BPA-Free & SGS Certified, Removes 36 Harmful Substances Including Lead & Chlorine, Improves Taste and Softens Tap Water

The NatureFlow Water Filter Pitcher is designed for cleaner and better-tasting water. It has a 4-layer filtration system that removes up to 36 harmful substances such as lead and chlorine.

Each filter lasts for about 3 months, purifying around 63.4 gallons of water. With five filters included, you can filter a total of 317 gallons, saving money and reducing plastic waste.

This pitcher is BPA-free and made from safe materials. It has a 3.5L capacity and a spill-free spout. Enjoy fresh water every day!

Pros Cons
  • Removes 36 harmful substances including lead and chlorine
  • Saves money with 5 long-lasting filters included
  • BPA-free & food-grade materials for safe daily use
  • 3.5L capacity fits perfectly in fridge or counter
  • Backed by 1-year warranty and hassle-free returns
  • Does not reduce TDS levels – minerals remain, so not for ultra-pure water seekers
  • Filters require timely replacement – forget and performance drops fast
  • Larger pitchers take more fridge space – measure before you buy

Perfect For:

NatureFlow is perfect for families and health-conscious individuals who want cleaner, better-tasting tap water without plastic waste. If you care about removing lead, chlorine, and odors while saving money, this pitcher delivers safe, reliable hydration right from your tap—no fuss, just fresh.

Busy households love its 3.5L capacity and long-lasting filters—each one works for 3 months, cutting 2,400+ plastic bottles per pack. It’s BPA-free, SGS-certified, and engineered for daily peace of mind. Just fill, chill, and pour smoothly, every time.

You deserve water that’s truly pure. And with our 1-year warranty and 30-day returns, trying NatureFlow is risk-free. Ready for water that tastes softer and cleaner? Let’s go.

Ready to Purchase?

6. Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 6 Filters

Brita Plus Water Filter, BPA-Free, High-Density Replacement Filter for Pitchers and Dispensers, Reduces 2x Contaminants*, Lasts Two Months or 40 Gallons, Includes 6 Filters

The Brita Plus Water Filter is designed to provide you with cleaner and better-tasting water. This filter traps twice as many contaminants compared to the standard Brita filter.

You can enjoy great taste while reducing waste. It cuts down on chlorine odors. One filter can replace up to 300 plastic bottles.

Change your filter every two months for the best results. Trust Brita for great-tasting water at home or on the go. Switch to Brita and help the environment by cutting down on plastic waste.

Pros Cons
  • Traps 2x more contaminants for cleaner water.
  • Improves taste and odor of your drinking water.
  • Reduces plastic waste by replacing 300 bottles.
  • Lasts up to two months or 40 gallons.
  • Trusted brand in water filtration for home use.
  • Filter replacement needed every two months, adding to maintenance tasks.
  • Not compatible with Brita Stream systems, limiting usage options.
  • Initial cost higher than standard filters, though long-term savings apply.

Perfect For:

Brita Plus Water Filters are perfect for families who want cleaner, great-tasting water without the plastic bottle waste. If you drink 11 glasses a day, swap filters every two months and replace up to 300 bottles per filter, this is your smart, easy upgrade.

Ready to Purchase?

7. Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces Chlorine, PFOA/PFOS and More, BPA Free, Black (with 1 Filter)

Waterdrop 35-Cup Slim Water Filter Dispenser, Large Capacity Water Filter Pitcher, 200-Gallon Long-Life, 5X Lifetime, Reduces Chlorine, PFOA/PFOS and More, BPA Free, Black (with 1 Filter)

Quench your thirst with the Waterdrop 35-Cup Slim Water Filter Dispenser! It’s your new, sleek solution for deliciously clean water.

This dispenser is slim and stylish. It holds a lot of water for the whole family. Replacing the filter is easy, thanks to the smart indicator.

Enjoy faster flow and longer filter life. It gets rid of bad stuff while keeping your water safe. Drink confidently with Waterdrop!

Pros Cons
  • Slim design fits easily in your fridge.
  • Enjoy fast filtration with a high flow rate.
  • Long-lasting filter saves you money and hassle.
  • Certified to reduce chlorine and improve taste.
  • Made with safe, BPA-free materials.
  • Does not reduce TDS – minerals remain, not for low-TDS seekers
  • Filter lasts 2 months or 200 gallons – requires timely replacement tracking
  • Tall design may not fit all fridges – check dimensions before buying

Perfect For:

Busy families who drink lots of water need this. It fits snugly in your fridge yet holds enough for everyone—no constant refilling. Home cooks and health-conscious folks love how it strips chlorine and metals fast, making water crisp and clean-tasting. Anyone tired of bulky pitchers will appreciate its slim design and easy-slide lid. And with NSF-certified filters that last 5X longer than others, you skip the hassle and save money. Parents, roommates, small offices—this pitcher keeps water fresh, safe, and flowing without fuss.

Ready to Purchase?

8. Water Filter Pitcher – Long Lasting 150 Gallons, Supreme Fast Filtration and Purification Technology, Removes Chlorine, Metals for Clean Tasting Drinking Water, WQA Certified,

Water Filter Pitcher - Long Lasting 150 Gallons, Supreme Fast Filtration and Purification Technology, Removes Chlorine, Metals for Clean Tasting Drinking Water, WQA Certified,

Ready for water that’s cleaner and tastes amazing? The NAKII Water Filter Pitcher is here! It gives you more filtered water for longer. Enjoy better hydration every single day.

This pitcher uses advanced technology. It removes chlorine and mercury at the highest rate. You’ll get healthier water without bad tastes or smells.

It’s certified and safe to use. Get yours today!

Pros Cons
  • Lasts Longer! Enjoy 150 gallons of pure, clean water.
  • Fast Filtration! Get fresh water quickly and easily.
  • Removes More! Eliminates more chlorine, metals, and odors.
  • Certified Safe! WQA certified for your peace of mind.
  • Healthy Materials! Made with BPA-free, safe components.
  • Higher upfront cost than basic filter pitchers
  • Takes up fridge door space (may not fit all models)
  • Filter not replaceable separately from full pitcher unit

Perfect For:

This water filter pitcher is perfect for anyone who wants clean, great-tasting water at home. It’s also ideal for families who want to save money and reduce their environmental impact by avoiding bottled water.

Ready to Purchase?

9. LifeStraw Home High-Capacity Water Filter Dispenser, 35-Cup, Wisteria, BPA-Free Designed for Everyday Protects Against Bacteria, parasites, microplastics, PFAS, Lead, and Improves Taste

LifeStraw Home High-Capacity Water Filter Dispenser, 35-Cup, Wisteria, BPA-Free Designed for Everyday Protects Against Bacteria, parasites, microplastics, PFAS, Lead, and Improves Taste

The LifeStraw Home Water Filter Dispenser gives you 35 cups of clean water. It removes bacteria, parasites, and microplastics. It also cuts down lead, chemicals, and improves taste.

Its Scandinavian design looks great and holds a lot. One purchase provides a child with safe water for a year.

Pros Cons
  • Filters out the nasty stuff!
  • Enjoy a sleek, stylish design.
  • Long-lasting filters save you money.
  • Your purchase gives back to kids.
  • Good for you and the planet!
  • Filters need replacing every 2 months – ongoing cost and maintenance
  • Takes up counter space – bulky for small kitchens
  • Slow flow rate – filling 35 cups takes patience

Perfect For:

Tired of nasty stuff in your water? The LifeStraw Home Dispenser is perfect for families who want clean, safe water every day. It’s easy to use and looks great in any kitchen!

Ready to Purchase?

10. PUR Water Pitcher & Dispenser Replacement Filter 4-Pack, Genuine PUR Water Filter, 2-in-1 Powerful and Faster Filtration, 8-Month Value, Blue (PPF900Z4)

PUR Water Pitcher & Dispenser Replacement Filter 4-Pack, Genuine PUR Water Filter, 2-in-1 Powerful and Faster Filtration, 8-Month Value, Blue (PPF900Z4)

The PUR Water Pitcher & Dispenser Replacement Filter 4-Pack offers an effective way to enjoy cleaner drinking water. With its powerful filtration, it reduces harmful substances, making your water taste better.

These filters last for up to 8 months and can filter 40 gallons of water. They are easy to install and fit perfectly in your PUR pitcher. You’ll save money by reducing bottled water costs.

Trust in PUR’s commitment to providing better-tasting water. Their filters are designed for quality and efficiency, helping you drink more safely and enjoyably.

Pros Cons
  • 2X MORE powerful than Brita's top filter*
  • NSF certified to reduce chlorine, mercury, copper, zinc
  • 8-month filter life saves $75/month vs bottled water
  • LockFit design stops unfiltered water leaks instantly
  • 20+ contaminant reductions for noticeably fresher water
  • Only works with PUR or Beautiful by PUR pitchers.
  • Two-month lifespan might feel short for some users.
  • Must replace every two months for best results.

Perfect For:

Tired of bad-tasting tap water? These PUR Water Pitcher Filters are perfect for anyone who wants cleaner, better-tasting water straight from their fridge. Ditch the bottled water habit and save money while enjoying refreshing hydration every day!

Ready to Purchase?

Buying Guide

Big water pitchers are great! They hold lots of water. No more constant refills!

Many people love having a high-capacity water filter. It makes getting clean water easy! Finding the right one for you will make a huge difference.

Here’s what to think about before you buy:

  • Capacity: How much water do you need at once? Think about your family size. Bigger pitchers mean fewer refills.

  • Filter Life: How long does each filter last? Some last two months. Others filters last six months or more.

  • Contaminant Reduction: What does the filter remove? Look for filters that remove lead and chlorine. Filters removing bacteria are also available.

  • Flow Rate: How fast does the water filter? A faster flow means less waiting. Nobody wants to wait a long time for water.

  • Filter Cost: How much do replacement filters cost? Think about the long-term cost. Cheaper filters might need replacing sooner.

  • Size and Design: Will the pitcher fit in your fridge? Do you like the way it looks? A good design is easy to fill and pour.

  • Certifications: Is the filter certified by a reputable organization? Certifications ensure the filter works as promised. Look for NSF or WQA certifications.

  • BPA-Free: Make sure the pitcher is BPA-free. This is important for your health. BPA can be harmful.

  • Eco-Friendliness: Can the filter reduce the use of bottled water? Some filters are designed to last longer. This will help reducing waste.