We've upgraded our water testing lab this week at Seaway Pools in Markham and we're excited about it! If your not sure how to test your swimming pool or hot tub water, or want a complete analysis just to be on the safe side we can help. Bring in your water to us we will test it with our computerized software and give you a printout with step-by-step instructions on how to achieve your perfect water balance. Testing your pool and hot tub water weekly is the first defense in maintaining clear swimming water all year. Let us help!