CP 637

Fire resistant gypsum based mortar with thermal insulating and acoustic properties for sealing medium sized openings where further penetrations may be required.

Features/ Benefits:

• Quick-setting - forms can be removed after as little as two hours.

• Superior working properties - saves time.

• Can be pumped, poured or trowelled - easy to form and apply.

• Can be used in horizontal or vertical applications.

• No shrinkage.

• Fire resistance rating of up to four hours.

Applications:

• Permanent fire seal of cables and cable tray, combustible pipes, and non-combustible pipes.

• Medium/ large multiple penetrations in combination with other products (concrete/ masonry).

• Suitable for unreinforced spans up to 800 mm.

Suitable substrates:

Concrete, aerated concrete and masonry.