Easton Pool and Spa Are Experts At Both Gunite And Vinyl Pools We Support The Lifecycle Of Pool Ownership From Design And Installation To Service To All Your Ongoing Bioguard Pool Supply Needs. We are a BioGuard and SpaGuard Platinum dealer focused on customer satisfaction. We use BioGuard's exclusive ALEX software for in-depth water analysis. Bring in a water sample for a free analysis using the fastest and most accurate water testing system in the industry.