Mapeflex Firestop 1200°C

• Ideal for making rigid seals in chimneys, ovens, radiators, barbecues, flues and fire-break walls.
• Also suitable for pointing or for installation layers on refractory bricks when building or carrying out maintenance work on elements in continuous, permanent contact with flames or heat up to 1200°C, with temporary peak temperatures up to 1600°C.

Not suitable for use on:

• Dusty or weak (crumbling) surfaces;
• Surfaces with stagnant water or with capillary rising damp; Damp substrates may be tolerated;
• Joints subject to cyclical movements;
• Surfaces exposed to frequent contact with rainwater or high levels of humidity.