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®
DURO-FLEECE PLUS 50-MIL MEMBRANE

Advantages:
®
®
Duro-Last Duro-Fleece Plus 50-Mil (DFP50)
membrane is an excellent choice for projects requiring
a long lasting, energy efficient roofing membrane. The
combination of fleece and the proven performance of
Duro-Last roofing membrane results in an ideal
product for use in adhered and mechanically attached
applications over a wide variety of roof substrates. A
complete line of custom prefabricated accessories is
available for the DFP50 membrane.
Energy Efficiency:
Description:
White DFP50 membrane is an excellent product for
In addition to the fleece, DFP50 membrane complying with California Title 24, LEED and other
®
incorporates a weft-inserted, knitted scrim within PVC energy efficiency programs requiring the use of a
films to provide exceptional strength and highly reflective roof membrane.
waterproofing.
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Cool Roof Rating Council (CRRC)
Duro-Fleece membranes must not be used with
Duro-Last EV membranes. Solar Thermal Solar Reflective
Index (SRI)
Reflectance
Emittance
PVC Film - Proprietary thermoplastic PVC Initial 3-yr Initial 3-yr Initial 3-yr
formulation of resins, plasticizers, stabilizers,
biocides, flame retardants, and U.V. absorbents. White 0.88 0.68 0.87 0.84 111 82
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Duro-Last’s CRRC Product ID: 0610.
 PVC film above weft-inserted scrim – 28 mil
LEED & LEED-EB Credits - White DFP50
Weft-Inserted Scrim - An 18 x 14 polyester fabric membrane alone can obtain 1 credit in either U.S.
construction with weft insertion, composed of 840 x Green Building Council’s LEED or LEED-EB
1000 denier threads, provides superior tear and programs. In combination with other design criteria
puncture resistance. The polyester thread is treated the membrane may help attain many other credits.
to prevent wicking.
LEED Credit Category Duro-Last Attribute
Fleece - The 5.5-ounce per square yard needle- Sustainable Sites Credit 7.2 Solar Reflective Index
punched polypropylene fleece provides excellent Heat Island Effect: Roof SRI = 111
properties for adhering to, or mechanically attaching LEED-EB Credit Category Duro-Last Attribute
over, a variety of substrates. Each roll of membrane Sustainable Sites Credit 7.2 Solar Reflective Index
has one selvage edge where the fleece is held back Heat Island Effect: Roof SRI = 111
3 inches to provide for hot-air welding to the
underlying membrane. Warranty:

Total Membrane Thickness – 50 mil, nominal. The following warranties are available for projects
Overall Thickness (with Fleece) – 80 mil. utilizing DFP50 membrane. Contact Duro-Last for
warranty details.
Weight – 0.35 lb. per square foot.
Available Warranties
Color – White.
Supreme 15-YR NDL 15 + 5 Material Only 2 15 + 5 2
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R-Value – 0.1 ft ·°F·hr/Btu.
Ultra 15-YR Hail 1 15-YR Hail & 15-YR High 20-YR High
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Packaging – DFP50 is supplied in the roll sizes High Wind Wind Wind
shown below. A full pallet contains ten rolls. Basic 15-YR NDL 1 20-YR NDL
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Roll Dimensions: Residential 15-YR Material Only 20-YR Material Only
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Dimensions Estimated Coverage 1 Roll Weight 1 Excludes consequential damage coverage.
10 ft. x 100 ft. 975 sq. ft. 350 lb. 2 Excludes consequential damage coverage for last 5 years.
5 ft. x 100 ft. 475 sq. ft. 175 lb.
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Assuming 3-inch overlap
www.duro-last.com 1 of 2 800-248-0280
Duro-Last, “World’s Best Roof”, Duro-Grip and Duro-Fleece are registered trademarks owned by Duro-Last, Inc.
LEED is a registered trademark owned by the U.S. Green Building Council.
Created: 05/16/2012 Revised: 08/29/2012, 04/11/2013, 07/02/2013, 07/03/2013, 07/06/2013, 01/23/2015, 05/18/2015, 02/15/2016, 06/29/2016