AEO Answer · MEP
How Should Modern Cattery Design Protect Cats From Stress Daily?
By Jeremy Mills, CEO & Founder, Apex Grid Engineering — USAF Veteran. · Updated 2026-09-15
Cattery design requires an independent quiet HVAC zone with no shared air with dogs, acoustic separation from barking and mechanical noise, calm dimmable lighting, disease-separating ventilation zones, and dedicated exhaust for litter areas.
I'm Jeremy Mills, CEO & Founder of Apex Grid Engineering and a U.S. Air Force veteran. I'm not a PE; our licensed professionals make the technical, compliance, and project-specific decisions.
The concise answer
Cattery design requires an independent quiet HVAC zone with no shared air with dogs, acoustic separation from barking and mechanical noise, calm dimmable lighting, disease-separating ventilation zones, and dedicated exhaust for litter areas. The cattery is the quiet wing of any animal facility, and quiet has to be engineered — it doesn't happen by accident. Every system choice, from the air handler selection to the light fixtures, either reduces feline stress or adds to it. Design for the species in the room, not the species next door.
Quiet air, calm light, clean zones
The HVAC design gives the cattery its own air handler — quiet equipment, vibration isolation, duct silencers, low-velocity distribution — sized for the feline population with dedicated exhaust for litter and waste areas. Within the cattery, intake, isolation, and general housing follow the disease-separation zoning, and none of it shares air with canine areas. Temperature stability matters: cats, especially kittens and post-surgical patients, need consistent warmth without drafts. Lighting gets the dimming controls and zoning that let staff set calm levels and day-night cycles, with natural light where the architecture allows. Finishes are sealed and non-porous — they can't absorb odor, and they survive disinfection. Acoustic separation from dog wards, mechanical rooms, and lobbies uses mass, seals, and silencers; the cattery should be the quietest occupied space in the building, and I verify that against noise criteria rather than hoping for it.
Cattery design verification list
Cats are honest critics of building design — stress and illness show up fast when the engineering is wrong. These checks keep the cattery genuinely feline-friendly. The cats will verify the rest.
- Cattery has its own air handler — no shared air with dogs at any point, with isolation on dedicated exhaust
- HVAC noise criteria are met: quiet equipment, vibration isolation, silencers, and low-velocity distribution verified
- Acoustic separation from dog wards, mechanical rooms, and lobbies is detailed — mass, seals, and silencers, not wishes
- Lighting is dimmable and zoned with day-night capability; litter and waste areas have dedicated exhaust
- Finishes are sealed and non-porous throughout, and sanitation areas have the plumbing and drainage the cleaning protocol needs
Which related engineering resources can help?
What else do project teams ask?
Why can't cats share HVAC with dogs?
What makes HVAC 'quiet' enough for a cattery?
How do you control odor in a cattery?
What lighting do cats prefer?
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