Extech Building Materials Extech Building Materials87 Bowne StreetBrooklyn NY 11231 USAPhone: 718-852-7090Email: vkozodoy@extechbuilding.comUrl: http://www.extechbuilding.comMonday9:00 AM - 5:00 PMTuesday9:00 AM - 5:00 PMWednesday9:00 AM - 5:00 PMThursday9:00 AM - 5:00 PMFriday9:00 AM - 5:00 PMSaturdayClosedSundayClosed