The largest Gutinneen heated house, with the same UL-tested pad and full liner as the smaller sizes and a 5-year warranty. It is for very large dogs or two dogs.
Amazon $359.99
The biggest porch house here, with a UL-certified thermostat pad and full liner. It suits large breeds that like to lie out front.
- 55 x 48.4 x 34.4 inSize
- Foam linerInsulation
- Heating padHeater
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
- UL-certified thermostat pad and chew-resistant cord
- Six-sided 0.78 in liner with a machine-washable cover
- Over 18 sq ft including a spacious covered porch
- Much of the footprint is porch, not sleeping room
- One-year warranty
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.
Specifications
| Model number | AIR89-L-IN-HP |
|---|---|
| Size | |
| Exterior (L x W x H) | 55 x 48.4 x 34.4 in |
| Footprint | 18.5 sq ft |
| Insulation | |
| Insulation | Foam liner |
| Insulation thickness | 0.8 in |
| Walls, roof and floor | Yes |
| Material | Wood, metal frame |
| Heating | |
| Heater | Heating pad |
| Thermostat | Yes |
| Pad temperature | 89 to 116 F |
| Safety listing | UL |
| Chew-resistant cord | Yes |
| Features | |
| Raised floor | Yes |
| Door flap | Yes |
| Opening roof | No |
| Removable floor or drain | Yes |
| Metal chew guard | Yes |
| Vents | No |
| Porch | Yes |
| Build | |
| Warranty | 1 year |
Alternatives in this type
The mid-size Gutinneen heated house, with the same UL-certified pad and full liner as the smaller AIR74. It suits medium and large breeds.
Amazon $214.99A very large heated house with a full liner and published interior sizes, backed by a 5-year warranty. The pad controls are not described.
Amazon $369.99Compare
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