Friends Diffuser Refill

Size: 1 pk (30 Day Supply)
Sale price$31.99
In stock


FELIWAY Friends Refill

Use FELIWAY FRIENDS Refill every month to continue to create harmony in your home, and avoid tensions between your cats living together.

  1. Helps your cats get along better at home. Continuous effect, ensures constant harmony.
  2. Clinically proven, Veterinary used and recommended.



  • FELIWAY FRIENDS Refills for use with FELIWAY Diffusers only (sold separately).
  • EASY TO USE: Plug the FELIWAY FRIENDS Refill & Diffuser (sold separately) in an open area where your cats spend most of their time --- if your cats spend their time in separate rooms, we recommend multiple diffusers. Leave diffusers plugged in continuously and replace refills every 30 days.
  • VETERINARIAN RECOMMENDED: Use FELIWAY FRIENDS Diffusers & Refills to promote harmony in multicat homes and reduce the intensity and frequency of fighting, tension and conflict between cats.
  • BRINGING HOME A NEW CAT? Start with FELIWAY CLASSIC to provide reassurance to ALL cats in the home and help prevent conflicts from starting.
  • URINE SPRAYING? SCRATCHING? HIDING? Use a FELIWAY CLASSIC Diffuser & Refill to comfort your cat and avoid signs of stress like urine spraying, inappropriate scratching or hiding. From Ceva, the makers of FELIWAY cat pheromone products.






Easy to use

  • Just plug and play: screw the bottle onto the diffuser unit and plug it into an electric socket.
  • Leave the diffuser plugged in continuously to keep your cats in harmony.


Good to know

  • FELIWAY FRIENDS Refill requires a FELIWAY FRIENDS Diffuser
  • Refill lasts up to 30 days (48 mL)
  • Each diffuser refill covers an area up to 70 m2 (750 ft2)
  • Avoid plugging in the diffuser under shelves, behind doors, behind curtains, behind furniture, as it will not work




  • FELIWAY FRIENDS Diffusers and Refills are sold separately
  • Use the peel-off sticker on each FELIWAY FRIENDS Refill bottle to remind you when to check and replace the bottle
  • The diffuser should be checked monthly and replaced every 6 months to ensure optimum effect
  • More information on how FELIWAY FRIENDS works





Product Description

FELIWAY FRIENDS Refills, for use with FELIWAY FRIENDS Diffusers (sold separately), are a clinically proven pheromone solution to help cats live in harmony together at home. The diffuser and refill works continuously to help reduce the frequency and intensity of fighting, tension and conflicts between cats in the home. Trusted by veterinarians and pet owners worldwide for over 20 years, more than 11 million cats have benefited from FELIWAY cat pheromone products.

How soon will it start working?


  • Best results are typically seen after 3-4 weeks of continuous use
  • Some cats show improvements as soon as the first 7 days


How to use:


  • Plug the diffuser and refill in right side up in an open area where your cats spend the most time
  • Keep diffuser plugged in continuously – replace refills every 30 days, replace diffuser device every 6 months
  • Allow 1.2m (4') clear distance above the diffuser
  • Each diffuser and refill covers up to 70m2 (750 ft2)
  • Note: You may need more than one diffuser and refill if your cats avoid each other


How NOT to use:


  • Do not unplug or switch off the diffuser at night
  • Do not plug in sideways or upside down (see images)
  • Do not plug below any object, under furniture, near open windows or air vents
  • Use only in 110-120 volt outlets; never use with extension cords, adapters or voltage converters
  • Use only FELIWAY Refills with FELIWAY Diffusers; do not use with any other refill or device


Additional tips


  • Allow up to 24 hours for full diffusion of FELIWAY FRIENDS "harmony messages"
  • If your cats are fighting AND showing signs of stress like urine spraying or scratching, use both FELIWAY FRIENDS and FELIWAY CLASSIC


Visit for more information and advice. Read product insert before use.

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