Internal roof inspection of a potable water reservoir

For the sake of clarity: the times indicated are only theoretical.

Waterproofness with an internal hydraulic pressure

An arborist, or tree surgeon, specializes in trees.

Waterproofness - Mother Nature can be unforgiving.

Water resistance: Pressure tested to 3ATM / 100’ / 30m

.3 weathertight closures to openings in superstructures;

Water resistance certified to 400 ATM or 4,000 metres.

WATERPROOF – Suitable for swimming (5ATM or 50 m).

Tightness and stability around the umbilical cord.

Double smooth and zipped sleeves (when turned up).

Water resistance – 3 ATM, equivalent to approximately 30 metres

– Water resistance: Certified to 400 ATM or 4,000 metres.

WATERPROOF – Suitable for swimming (5ATM or 50 m).

IP67 sealing: Protection against a temporary dumping in the water.