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Kingspan GreenGuard PB4 Waterproofing Protection Board

XPS Fanfold Protects Waterproofing Membrane from Backfill

This durable extruded polystyrene (XPS) board has the compressive strength, tough facers and impact resistance to do the job!

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  3. GreenGuard PB4 Waterproofing Protection Board
Tough XPS fanfold protects waterproofing membrane from backfill damage

GreenGuard PB4 Waterproofing Protection Board

Tough XPS fanfold protects waterproofing membrane from backfill damage
3/8” thick closed-cell XPS fanfold with high-impact facers on both sides
3/8” thick XPS fanfold with high-strength facers on both sides

GreenGuard PB6 Roofing Cover Board

3/8” thick closed-cell XPS fanfold with high-impact facers on both sides

GreenGuard PB6HD Roofing Cover Board

3/8” thick XPS fanfold with high-strength facers on both sides
Kingspan GreenGuard PB4 waterproofing protection board folding on a white background

GreenGuard PB4 Waterproofing Protection Board

After the waterproofing membrane is applied to the foundation, protect it from damage during backfilling with PB4 Waterproofing Protection Board. Its dense, closed-cell construction and tough plastic facers resist both moisture absorption and decomposition.

Product Highlights

  • Easy to handle and cut, no loose foam beads

  • Convenient 4 ft x 50 ft bundle

  • Explore GreenGuard