Presti P15-G Retread Curing Envelope, Wicking with Bandag Valve

Presti P15-G Retread Envelope with Wicking and Bandag Valve (553P15-G)

The Presti P15-G is an outside curing envelope for precure retreading on single-envelope (Active Seal) systems. It has an outside diameter of 42.0 inches, an inside diameter of 15 inches, and measures 33.8 inches bead to bead. The “G” version includes wicking and a Bandag-style valve.

Specifications:

• Brand: Presti
• Type: Outside retread curing envelope
• Size code: P15
• Outside diameter: 42.0 in.
• Inside diameter: 15 in.
• Bead-to-bead: 33.8 in.
• Valve: Bandag-style
• Wicking: Yes

Tire Sizes (SureSeal / ARC Band Systems)

On Presti’s Active Seal sizing chart, P15 is the envelope listed for these tires on SureSeal/ARC band systems:

• 11R22.5
• 295/80R22.5 DL
• 315/75R22.5
• 305/75R24.5
• 315/70R24.5

Presti notes that its chart is a guide. Tire dimensions, tread design, and tread thickness can call for a smaller or larger envelope, and sometimes the built tire needs to be measured.

Frequently Asked Questions:

What does P15-G mean on a Presti envelope?
P means a 42-inch outside diameter, and 15 means a 15-inch inside diameter. G means the envelope has wicking and a Bandag-style valve.

What tire sizes does the Presti P15 envelope fit?
On SureSeal/ARC band systems, Presti’s chart lists P15 for 11R22.5, 295/80R22.5 DL, 315/75R22.5, 305/75R24.5, and 315/70R24.5.

What is the difference between P15-G and P15-B?
Both are the same P15 envelope with a Bandag-style valve. The P15-G adds wicking.

Does the P15 fit rim-and-tube curing systems?
For rim-and-tube systems, Presti’s chart calls for different size codes. For example, an 11R22.5 tire uses P23 with removable flanges or C19 with a hi-flange.