Pool System Build-Up
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- 2 Crack Repair (if required)
- 3 ACTFLEX FLEXPLUS
- 4 ACTFLEX HYDROPLUG
- 5 ACTFLEX AT MESH
- 6 ACTFLEX 988 CWP (2 Coats)
- 7 Tile Adhesive
- 8 Pool Finish
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40 mm silicone seam roller for hot welding PVC membrane. Takes 260°C.
The Forspec Silicone Pressure Roller 40mm is a plastic welding roller with a 50 Shore A silicone face on a solid wooden handle. Use it to press PVC waterproof membrane and tarpaulin seams down as they are welded.
What it's for
Why waterproofers buy it
Specs
40 mm roller (per the product name). 50 Shore A silicone, two-way bearing, wooden handle. No data sheet is published, so roller diameter and weight are not stated.
Pickup available at The Waterproofing Shop
Usually ready in 24 hours

Forspec Silicone Pressure Roller 40mm
The Waterproofing Shop
22/872 Canterbury Road
Roselands NSW 2196
Australia
No documentation available for this product.

Correct application makes all the difference.
No Technical Data Sheet or Safety Data Sheet is issued for this roller. The listing's own Product Files panel reads no documentation available for this product, so there is no published roller diameter, overall length, weight, bearing rating or PPE guidance, and the 40mm width comes from the product name rather than from a specification sheet. The silicone surface is stated as heat resistant up to 260C, so do not let the roller exceed that temperature and keep it off the hot air nozzle. The handle is timber, so it is not a heat sink and it is not chemical resistant. Follow the membrane manufacturer's current welding instructions for weld temperature, roller pressure and seam testing.
| Tool Type | Pressure roller for high-temperature plastic welding |
| Roller Material | Silicone |
| Silicone Hardness | 50 Shore A |
| Heat Resistance | Up to 260C |
| Roller Surface | Wear resistant, smooth operation |
| Bearing | Two-way bearing |
| Handle | Solid wooden handle, abrasion resistant, ergonomic |
| Roller Width | 40mm, per the product name. No dimensioned specification sheet is published for this roller |
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Gold Coast, QLD
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Sydney, NSW
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Perth, WA
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Melbourne, VIC
Brisbane, QLD
Step-by-step from prep to top coat. Filmed on the tools, not in a studio.

We supply premium waterproofing products backed by expert advice, fast service and real-world experience.
The Silicon Pressure Roller (40mm) is used to bed butyl tapes, reinforcement strips, and self-adhesive detailing products into wet membranes - especially around corners, penetrations, and floor wastes where larger rollers can't reach.
The silicon roller surface doesn't pick up uncured polyurethane or butyl adhesive the way rubber or plastic does. It releases cleanly from sticky materials and is easy to wipe clean between uses.
Apply the first membrane coat, lay the butyl tape or mesh into the wet membrane, then run the 40mm roller along the tape with firm hand pressure to expel air. The small width gets into corners that larger rollers miss.
Used with ACTFLEX Leak Tape, SA TAPE, MESHTAPE, PREFLEX Detailing Tape, and AT-MESH fabric strips. Also useful for embedding edge strips in the 400 Clear bathroom repair kit.
The silicon roller surface is durable for hundreds of uses with proper cleaning. Replace if the surface tears or shows permanent contamination from cured product.