Dow Roofing Systems – TIEMPO™+ 2000 TPO Membrane

Available in United States, Canada and Mexico

TIEMPO™+ 2000 TPO (thermoplastic polyolefin) is an ethylene propylene polyester scrim-reinforced field sheet membrane for low-slope conventional roofing applications. Supplied in widths of 5', 8' and 10' (1.52 m, 2.44 m and 3.05 m), it offers excellent weatherability, fire and chemical resistance.

Building Code Compliance

ASTM D6878-07 specification for TPO roofing materials
UL Class A fire resistance classification (UL 790) over selected polyisocyanurate, gypsum and wood fiber insulation; consult UL Roofing Materials & Systems Directory
Factory Mutual windstorm classification of 1-75 up to 1-165 (mechanically attached); windstorm classification of 1-75 and 1-435 (fully adhered) under specific conditions (consult FM ROOFNAV database)
Miami-Dade NOA for steel, concrete and lightweight concrete

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Sizes

TIEMPO™+ 2000 TPO membrane is sold in rolls. Each roll is factory-wrapped in protective packaging. Materials are shipped in pyramid or cube-pack (special order) configurations.

Maximum roll width and length: 10' (3.05 m) by 100' (30 m), providing net coverage of approximately 9.6 squares (960 ft²/89 m²).

TIEMPO™+ 2000 TPO Membrane
Thickness, mil	45 mil	60 mil	80 mil
Dimensions, ft (m)	5 x 100 (1.52 x 30.48)	5 x 100 (1.52 x 30.48)	5 x 75 (1.52 x 22.86)
	8 x 100 (2.44 x 30.48)	8 x 100 (2.44 x 30.48)	8 x 75 (2.44 x 22.86)
	10 x 100 (3.05 x 30.48)	10 x 100 (3.05 x 30.48)	10 x 75 (3.05 x 22.86)

Substrates

TIEMPO™+ 2000 TPO membranes are suitable for direct contact over the following substrates:

EPDM
CPE
CSPE
PVC
NBP
EIP
Neoprene
Aged Asphalt BUR
Aged Modified Bitumen

Attachment

TIEMPO™+ 2000 membranes can be installed using several methods, including:

Mechanically attached
Fully adhered
GardenTop™ vegetative roof system
Stone or paver ballasted
Vented Roof System (VRS)