Łąski Piec [ˈwɔ̃ski ˈpjɛt͡s] is a village in the administrative district of Gmina Śliwice, within Tuchola County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 8 kilometres (5 mi) south of Śliwice, 25 km (16 mi) east of Tuchola, and 61 km (38 mi) north of Bydgoszcz.