Finally it is here…a high foaming, colored high pH presoak developed for the “Wall of Foam” entry arch. Thunder Clean is a true alkaline presoak designed to deliver intense colored visuals to the customer while enhancing cleaning capabilities. Thunder Clean can also be used through traditional triple foam systems at the tunnel entrance for a “Triple Foam Presoak” that truly cleans. Take your customers car wash experience to the next level with Thunder Clean! In stock and available in Red, Blue and Gold.