Reliable Smith-Blair 525 Compression Couplings lowell corp insert-less mechanical compression or NPT

insert-less mechanical compression or NPT connection for water and sewer applications

PATENTED HYDRAULICALLY-ASSISTED GASKET WITH 2-STAGE SEALING

- Opposite end has a blunted radius that can be used to break ice or hardened debris

Available Sizes (in inches): 2 to 12-14

Reliable Smith-Blair 525 Compression Couplings lowell corp insert-less mechanical compression or NPTBlair Supply Corp. brings you a swift and easy, yet reliable and effective way to join plain end pipes of the same diameter together. Introducing Smith Blair 525 1 1 2 and 1 1 4 Compression Coupling the perfect tool to create strong joints on PVC and steel pipes, as well as copper ones with the addition of Smith Blair adapter gaskets. Made of ductile or malleable iron, the 525 features increased durability and strength, while galvanized finish ensures