Two fire appliances from Taunton were mobilised to reports of a garage on fire in Victoria Street at 22:31 on Sunday evening.
On arrival, crews discovered one domestic double garage well alight.
Crews used two breathing apparatus, one hose reel and one safety jet to extinguish the fire.
They then used a thermal imaging camera and positive pressure ventilation.
The garage was fifty per cent damaged by fire and one hundred per cent damaged by smoke and heat.