CF-AS CJP All-Season Fireblock Foam Helps reduce the spread of flames and smoke in residential type V-B and commercial non-rated construction. FEATURES AND BENEFITS All-season fireblock foam. Extended temperature range – for use in all seasons. Type V-B residential fireblock (ICC ES ESR 2179). Does not contribute to the spread of flames or smoke as per UL 723 with an index of 0 on both. Helps to form an air- and water-resistant seal . Restricting air, sound, dirt and water infiltration. Insulating and fireblocking in non-fire-rated wood frame walls. Application temperature range: 0 - 35 °C. Temperature resistance range: -40 - 90 °C. Foam Yield (up to): 1.6 ft³ . Download Data Sheet in PDF Back to Hilti