CoverPRO 2000 combines the value-added performance of synthetic underlayment with the cost of 15 and 30 Lbs. roofing felt. CoverPRO 2000 provides the features you demand for fast and simple installation and robust performance under all types of roofing. Manufactured from 100% synthetic materials, CoverPRO 2000 is the engineered solution that finally offers the performance you need, at a price competitive with 15 and 30 Lbs. felt.