Knapp Pipeline Cleaners

Nova-Cast Pig
Cast Urethane Pigs

Metal Mandrel Pigs
Metal Mandrel Pigs
Blackbelt Pig
Urethane Foam Pigs
Pipeline Spheres
Custom Pipeline Pig
Custom Design Pigs
Pipeline Cups and Discs
Cups and Discs

Pipeline Pig Catalogs

Sphere Pg Catalogs

Alll Pigs Logo

Urethane Pipeline Sphere Pigs
Catalogs and Brochures

Sphere Pig Catalog

Sphere Pigs

Knapp manufactures a comprehensive line of pipeline spheres that includes inflatable, solid cast urethane, solid cast with foam core, and a urethane foam series.


*Please note that the linked catalog pages are large files and will be slow to load on a dial-up connection.

Pipeline Cleaning Pigs
Knapp Polly Pig,Inc.
1209 Hardy Street
Houston, TX 77020
713 222-0146
800 231-7205

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