Ans) For how many flushes does one block of Harpic Flushmatic last? Amazon Quiz Answer July 20, 2022 by mindzoffer For how many flushes does one block of Harpic Flushmatic last? Amazon Flush & Forget Quiz Answers Today Win Havells Stealth Puro Air. This Contest will commence on 18th July 2022 from 01:00:00 p.m. to 31st July 2022 11:59:59 p.m. Follow on Telegram. Follow Telegram Channel Question: For how many flushes does one block of Harpic Flushmatic last? A. 100 Flushes B. 150 Flushes C. 40 Flushes D. 240 Flushes Show Answer The Correct Answer Is – D. 240 Flushes