KingProof PB50®
Bitumen protection board
SpecWorld has the Spec Pack, CSI specification and drawings for registered specifiers.
Overview
KingProof PB50 is multi-layer bitumen impregnated thermally bonded board, which is bonded using polymer modified bitumen and sandwiched between two layers of saturated fiberglass liners.
Where to use
KingProof PB50 is designed for use as Permanent under ground protection to most waterproofing and damp proofing membranes.
Why use it
- High puncture resistance protects the waterproofing membranes from impact and sharp objects.
- Rot proof, not biodegradable.
- Tough & durable.
- Dual side protection.
- Flexible.
- Easy to cut and handle.
Technical properties
| Bitumen content | > 75% |
|---|---|
| Softening point | 140°C |
| Water permeability | Impermeable |
How to use
Method of use
The protection boards should be laid continuously by tightly fitting all edges together. KingProof PB50 can be best fixed using flame torch or by using a bituminous sealant.
Coverage, packaging and storage
Packaging
Standard thickness
3.2 mm, 4 mm, and 6 mm.
Sheets sizes
0.95 m x 2 m (3.2 mm, and 4 mm).
0.90 m x 2 m (6 mm).
Storage
Shelf life is 1 year when stored under cover, out of direct sunlight and protected from extremes of temperature.
Failure to comply with the recommended storage conditions may result in premature deterioration of the product or packaging. For specific storage advice consult KingKrete's Technical Services Department.
Health and safety
As with all chemical products, care should be taken during use and storage to avoid contact with eyes, mouth, skin and foodstuffs. Treat splashes to eyes and skin immediately. If accidentally ingested, seek medical attention. Reseal containers after use. Use in well ventilated areas and avoid inhalation.