Niagara N7714 Stealth 0.8 GPF Toilet Tank, White Niagarastealthwatersensehigh-efficiency toilet tank, white, 0.8 gph - 104054 This is highly durable This is manufactured in china Single Flush 0.8 GPF (3.03 LPF) Max Flush Rate Gravity fed Flush Ultra-High-Efficiency Flush Uses just 0.8 gallons per flush (GPF)