How long does a filter last?+
6–12 months depending on air quality and hours of use. The on-device indicator tracks it for you.
How do I reset the indicator?+
Hold the filter-reset button for about five seconds after fitting the new cartridge until the light clears.
Where do I buy replacements?+
Order the Kevelin Breath Filter from the shop on this site, or write to info@kevelin.in.
Can I use a third-party filter?+
We don't recommend it. Fit and sealing matter; leaks around a filter let unfiltered air bypass the stack, and non-genuine filters aren't covered by warranty.
How often will I change filters in Delhi?+
In Delhi, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in New Delhi?+
In New Delhi, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Noida?+
In Noida, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Gurugram?+
In Gurugram, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Ghaziabad?+
In Ghaziabad, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Faridabad?+
In Faridabad, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Mumbai?+
In Mumbai, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Navi Mumbai?+
In Navi Mumbai, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Thane?+
In Thane, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Pune?+
In Pune, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Bengaluru?+
In Bengaluru, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Chennai?+
In Chennai, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Hyderabad?+
In Hyderabad, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Kolkata?+
In Kolkata, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Ahmedabad?+
In Ahmedabad, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Surat?+
In Surat, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Jaipur?+
In Jaipur, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Lucknow?+
In Lucknow, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Kanpur?+
In Kanpur, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Patna?+
In Patna, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Ranchi?+
In Ranchi, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Bhopal?+
In Bhopal, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Indore?+
In Indore, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Nagpur?+
In Nagpur, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Chandigarh?+
In Chandigarh, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Ludhiana?+
In Ludhiana, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Amritsar?+
In Amritsar, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Varanasi?+
In Varanasi, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Agra?+
In Agra, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Meerut?+
In Meerut, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Kochi?+
In Kochi, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Coimbatore?+
In Coimbatore, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Visakhapatnam?+
In Visakhapatnam, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Bhubaneswar?+
In Bhubaneswar, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Guwahati?+
In Guwahati, most households land between 6 and 9 months if the unit runs daily through the polluted season.
How often will I change filters in Dehradun?+
In Dehradun, most households land between 6 and 9 months if the unit runs daily through the polluted season.
Do filters wear faster while sleeping?+
Yes — while sleeping the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster while working from home?+
Yes — while working from home the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during online classes?+
Yes — during online classes the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster while cooking?+
Yes — while cooking the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster just after cooking?+
Yes — just after cooking the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during a party?+
Yes — during a party the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster while painting a room?+
Yes — while painting a room the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during renovation?+
Yes — during renovation the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in monsoon humidity?+
Yes — in monsoon humidity the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during Diwali week?+
Yes — during Diwali week the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during winter smog?+
Yes — during winter smog the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster on a high-AQI day?+
Yes — on a high-AQI day the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster when windows must stay open?+
Yes — when windows must stay open the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a ground-floor flat on a main road?+
Yes — in a ground-floor flat on a main road the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a top-floor flat?+
Yes — in a top-floor flat the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in an old building?+
Yes — in an old building the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a newly built flat?+
Yes — in a newly built flat the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster with a pet cat?+
Yes — with a pet cat the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster with a pet dog?+
Yes — with a pet dog the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster with two pets?+
Yes — with two pets the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster with a newborn at home?+
Yes — with a newborn at home the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster with elderly parents at home?+
Yes — with elderly parents at home the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a shared flat?+
Yes — in a shared flat the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a PG room?+
Yes — in a PG room the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster while moving between homes?+
Yes — while moving between homes the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during a house move?+
Yes — during a house move the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster in a smoking household?+
Yes — in a smoking household the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster near a construction site?+
Yes — near a construction site the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster near a busy junction?+
Yes — near a busy junction the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster near a garbage point?+
Yes — near a garbage point the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during pollen season?+
Yes — during pollen season the filter loads more quickly, so expect replacement nearer the 6-month mark.
Do filters wear faster during a dust storm?+
Yes — during a dust storm the filter loads more quickly, so expect replacement nearer the 6-month mark.
What's the filter cycle in a small bedroom?+
For a small bedroom used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a master bedroom?+
For a master bedroom used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a nursery?+
For a nursery used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a kids' room?+
For a kids' room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a study?+
For a study used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a home office?+
For a home office used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a living room?+
For a living room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a studio apartment?+
For a studio apartment used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a 1BHK hall?+
For a 1BHK hall used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a guest room?+
For a guest room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a rented PG room?+
For a rented PG room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a hostel room?+
For a hostel room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a shared flat room?+
For a shared flat room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a sick room?+
For a sick room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a work-from-home cabin?+
For a work-from-home cabin used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a reading nook?+
For a reading nook used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a home gym?+
For a home gym used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a yoga room?+
For a yoga room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a meditation room?+
For a meditation room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a puja room?+
For a puja room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a walk-in closet?+
For a walk-in closet used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a dressing room?+
For a dressing room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a dining area?+
For a dining area used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a dining room?+
For a dining room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a basement room?+
For a basement room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in an attic room?+
For an attic room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a salon corner?+
For a salon corner used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a clinic waiting corner?+
For a clinic waiting corner used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a small shop counter?+
For a small shop counter used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a boutique office cabin?+
For a boutique office cabin used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a recording corner?+
For a recording corner used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a gaming setup?+
For a gaming setup used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in a baby feeding corner?+
For a baby feeding corner used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.
What's the filter cycle in an elderly parent's room?+
For an elderly parent's room used daily, plan a replacement roughly every 6–12 months and check the indicator monthly.