It sounds like you have heated washer nozzles. Though I don't know why they would need to be heated. Windshield fluid usually contains methonal alcohol which prevents it from freezing. I suppose it would be to keep the ice off of the nozzles themselves.
1994 MB E320 Coupe (199,500 mi)
1992 MB 190E 2.6 (173,000 mi)
1983 Porsche 911SC (148,000 mi)
2004 Volvo V70 2.5T (198,000 mi)
President of CT/Westchester Section