Polyglass Polybase V APP Base Sheet

The Polyglass Polybase V APP Base Sheet is a bur & mb systems for jobs that require Polyglass model/MPN PG20PP in the RL sell unit. Polybase V is an Atactic Polypropylene (APP) modified bitumen roofing membrane base sheet, reinforced with a fiberglass mat.

Key Specs

• Brand: Polyglass
• Model / MPN: PG20PP
• SKU: POLAB
• Sell unit: RL
• Product type: BUR & MB Systems
• Size / color: 39-3/8" x 65' 8"
• Category: Commercial Roofing | Commercial Roofing/Membranes | Commercial Roofing/Membranes/BUR & MB Systems
• Coverage / unit: 2 squares (200 sq ft) per roll

Key Features

• The top and bottom surfaces of Polybase V are finished with polyolefin film. Application methods include mechanically attached or heat-welded. Successive system layers can be heat welded with a ply of Polyflex or Polyflex G cap sheets. Polybase V can also
• Mechanically fastened or heat welded base or interply sheet
• Base sheet for self-adhered systems

Coverage & How Much You Need

This item is listed as 2 squares (200 sq ft) per roll. Use the project takeoff, manufacturer installation instructions, and expected waste/overlap to confirm the order quantity.

Compatibility / Fitment

Use this item only when the brand, model/MPN, size/color, sell unit, and system type match the project specification. Do not substitute it for a different bur & mb systems, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

Polyglass Polybase V APP Base Sheet, sold as RL, with SKU POLAB and manufacturer model/MPN PG20PP.

What model or part number should I match?

Match model/MPN PG20PP and confirm the brand is Polyglass. If the job spec lists a different model, size, color, or system family, hold for review.

What unit is the price based on?

This listing is built around the RL sell unit. Confirm the unit before comparing price, quantity, or coverage.

How do I estimate quantity?

Use 2 squares (200 sq ft) per roll, then add waste or overlap per the manufacturer instructions and the project design.

What should be checked before purchase?

Confirm the model/MPN, sell unit, size/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.

Verify the manufacturer instructions, local code, and project specification before installation or substitution.

Product Expert Notes

Choose this item when Polyglass model/MPN PG20PP, SKU POLAB, and the RL sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.