Quality materials from manufacturers we trust

At 21 Roofing Group, using quality materials from manufacturers we trust is a priority for us, which is why we are proud to be a vendor for GreenTech Environmental. This company produces a variety of reliable, highly effective home purification systems, so whether you want to reduce odors and bacteria in your home in a certain area or purify the air in your entire home, GreenTech Environmental has a solution for you.

Identifying your needs

We realize that identifying your needs when it comes to air purification may be a little bit difficult, especially if you are unsure of what size your home requires and what one of these systems can do for you. As a trusted supplier for GreenTech Environmental, we can advise you on the right product and size for your individual home, so you get the air purification results you need and want.


GreenTech Environmental also produces options for enhancing the efficiency of your heating/cooling system, washer, and water system, as well as solutions for protecting your home's electrical system and expensive electronic devices. We are eager to introduce you to GreenTech Environmental's full line of products and help you determine which ones are the right fit for your home.