Bill Wertz &amp Sons Phone (814)942-3639 800-245-SWIM Email Address bwertz@wertzpools.com Address R.D. 4 Box 236, ALTOONA, PA 16601 PHOTO GALLERY------ WATER TESTING------ POOL LINKS Welcome to Bill Wertz &amp Sons Pools. With over fifty years of hands on experience in swimming pool construction, Bill Wertz &amp Sons has become one of the permier custom pool builders in Central Pennsylvania.