Knapp's Blue Series pigs use the same basic K-Lite foam system as the well-known Red Series. With Knapp's unique ability to blend our own foam systems, we alter the formulation of the urethane foam to make it softer, lighter (5 to 6 lb/ft3) and more flexible. The coating used for the Blue Series is also softer and more flexible than…
Select options
This product has multiple variants. The options may be chosen on the product page
The Crimson Series pigs use Knapp's K-Duro, our toughest and longest-wearing foam. K-Duro is a heavy-density (9 to 10 lb/ft3) foam ideal for pigs that have to travel long distances or perform hard scraping duty. The Crimson Series is available with the same coating patterns and scraper elements as the Red Series.
Select options
This product has multiple variants. The options may be chosen on the product page
The Maximum Cleaning Series pigs use both Knapp's K-Lite and K-Duro urethane foam bodies. Depending upon the particular application, straps of urethane scraper blades, steel wire brushes, silicone carbide chips, or hardened steel studs are applied to the pig bodies to produce the ultimate in scraping and flexibility.
Select options
This product has multiple variants. The options may be chosen on the product page
The Red Series pig bodies are made with Knapp's rugged and dependable K-Lite urethane foam. K-lite is a medium-density (7 to 8 lb/ft3) foam; the Red Series pigs are available with assorted coatings and scraper elements to perform the utility function required of the pig.
Select options
This product has multiple variants. The options may be chosen on the product page
The Swab Series pigs use Knapp's lightest density (1 to 2 lb/ft3) foam body with the same coating patterns and scraper elements available for our other Polly Pigs.
Select options
This product has multiple variants. The options may be chosen on the product page