The AC Tech 2170 vapor reduction systems are tested and proven vapor reduction products with over 10 years of product development. Backed by a 15 year material and labor warranty, each product is designed to meet the specific needs of the project and of the contractor reliably. All 2170™ products are formulated to withstand up to 100% RH (ASTM F2170) and has no upper limit for moisture vapor emissions (ASTM F1869), while also withstanding sustained alkalinity up to pH 14. We also offer fast curing products for fast track construction and VOC free and BPA free products for sensitive areas.