The Grohe Essence dual flush toilet tank only features a light, water conserving 1.0 GPF and a full 1.28 GPF for optimal efficiency and performance when paired with the matching bowl, sold separately.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.
