624 RCap™ Reflective Cap Sheet


Product Description

624 RCap™ offers year-round energy savings and extended life cycle cost benefits due to the highly reflective coated ceramic granules which provide ultraviolet protection. 624 RCap™ is listed in the CRRC directory, meeting the requirements of the California Title 24, Part 6 Compliant, and exceeding the Energy Star® requirements.



Manufactured with SBS modified bitumen, 624 RCap™ allows for movement with the change in temperature from hot to cold, creating a superior roll for extreme temperatures. Installing 624 RCap™ can qualify for LEED credits, visit our LEED page for more details.



624 RCap™ can be applied with hot mopping asphalt or cold process adhesives as a surface sheet for multiple-ply roofing systems and is approved for use on all fire-rated roofs. Please consult with Malarkey Roofing Products™ for approval of roof systems.

Technical Data





*The calculator used in this calculation was the US Green Building Council (USGBC) LEED-NC 2.2 as of August 2007. According to the USGBC Frequently Asked Questions: “Products cannot be certified; however, they can contribute to points under the rating system as a part of a successful submittal.”


**Cool Roof Rating Council ratings are determined for a fixed set of conditions and may not be appropriate for determining seasonal energy performance. The actual effect of solar reflectance and thermal emittance on building performance may vary.


Manufacturer of product stipulates that these ratings were determined in accordance with the applicable Cool Roof Rating Council procedures.