WHO?

aboutOur now retired founder and inventor, Mr. Peter Sigrist was awarded a United States Patent for the Sigrist Pipe Chase Housing system in 2006. Peter’s mission of providing the highest quality, ready to go, roof penetration systems at a moment’s notice lives on.

WHY?

whyWe are the Original Manufacturer of Sigrist Pipe Chase Housings & Curbs and Sigrist Exit Seals®.

All of our products are manufactured in the United States – always have been and always will be… period.

HOW MANY SIZES?

WhereWe offer curbs 14”, 18” and 24” in all sizes.

SHOP ALTA PRODUCTS