Table 7.4.

Environmental Parameters for Mice

Dry-bulb macroenvironmental temperature	20–26°C (68–79°F)
Relative humidity	30–70%
Air changes per hour in the animal rooms	10–15 ACH
Light	130–325 lux 1 m (3.3 ft.) above the floor
Floor space requirements
Weight: <10 g	6 in.2 (38.7 cm2)
Up to 15 g	8 in.2 (51.6 cm2)
Up to 25 g	12 in.2 (77.4 cm2)
>25 g	≥15 in.2 (≥96.7 cm2)
Female and litter	51 in.2 (330 cm2)
Cage height requirements	5 in. (12.7 cm)