Feliway - Classic Diffuser
Description
TL;DR: The Feliway Classic Diffuser is a plug-in device that releases a synthetic copy of the feline facial pheromone to help cats feel settled at home. It's for cat owners managing stress-related behaviours such as spraying, scratching, or hiding. This starter kit includes the diffuser head plus one 48 mL refill, covers up to 700 sq. ft., and lasts up to 30 days per refill.
Cats mark safe territory by rubbing their cheeks against furniture, leaving behind a facial pheromone. The Feliway Classic Diffuser mimics that same pheromone so your cat reads the room as familiar.
Because this is the starter kit, everything needed to begin is in the box: the electric diffuser unit and one 48 mL refill vial. There are no batteries, no app, and no setup beyond choosing an outlet.
Key features
- Synthetic feline facial pheromone — supports a sense of familiarity and security at home
- Coverage up to 700 sq. ft. from a single diffuser unit
- Up to 30 days of continuous use per 48 mL refill
- Supports calm behaviour during moves, vet trips, renovations, or in multi-cat households
- Starter kit format — diffuser head plus one 48 mL refill included
Specifications
| Attribute | Value |
|---|---|
| Brand | Feliway |
| Product type | Plug-in diffuser (starter kit) |
| Refill volume | 48 mL |
| Refill duration | Up to 30 days |
| Coverage | Up to 700 sq. ft. |
| Species | Cats |
Who is it for?
The Feliway Classic Diffuser for cats suits households where a cat is showing stress-related behaviours — urine spraying, furniture scratching, or spending long stretches hidden away. It's equally useful through transitions: bringing home a new cat, moving house, introducing a baby, or easing tension between cats that share space.
If your cat is confident and settled, you likely don't need one. If she isn't, a cat anxiety diffuser is among the simplest, least invasive tools to try first.
How do you use the diffuser?
Screw the 48 mL refill vial into the diffuser head, then plug the unit into an outlet in the room where your cat spends the most time. Leave it running continuously — the pheromone diffuses gradually and works best without interruption.
Keep the diffuser upright and clear of furniture, curtains, and doorways so airflow isn't blocked. Replace the refill every 30 days, and replace the diffuser head periodically per the manufacturer's guidance. For larger homes, plan on one unit per 700 sq. ft. zone.
How long until it works?
Many cats respond within the first week, with fuller effect typically seen after about four weeks of continuous use. For ongoing situations such as long-term multi-cat tension, keep the Feliway Classic Diffuser running year-round with fresh refills.
Pair it with
For households juggling more than one wellness need, you may also like CartiKare - Dog & Cat Chews For Joints for senior cats showing stiffness, or MOJO Pet Supplements - Chicken Flavoured Hemp Treats for the dog sharing the same space. Raising a bottle-fed kitten at the same time? Grober Pets - Kitten Gro Milk Replacer is a practical companion product.
Available for same-day pickup at our North York, Toronto storefront, or ships Canada-wide.

Feliway - Classic Diffuser
Frequently asked questions
Everything pet parents usually ask about this product.
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What is the volume of the Feliway Classic Diffuser refill?
The diffuser comes with a 48 mL bottle.
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Is there a Feliway Classic spray available?
This product is the Feliway Classic Diffuser with a 48 mL bottle. For spray format availability, please contact our North York store.
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Can I pick up the Feliway Classic Diffuser in Toronto?
Yes — same-day pickup is available at our North York storefront, and we also ship Canada-wide.