REINFORCED ROOF UNDERLAYMENT - HIGH TEMPERATURE LASTOBOND SMOOTH SEAL HT

This roofing underlayment is a self-adhesive membrane composed of elastomeric bitumen. This non-slip, flexible, self-sealing membrane can be used in outdoor temperatures ranging from -49 °F to 240 °F (-45 °C to 115 °C). It is a high performance roof underlayment used under shingles or metal roofing.


Benefits

  • Anti-slip surface
  • Self-sealing around nails and screws
  • Meets ASTM D1970 standard

Tests and certifications

Florida-BC-Certification
ICC-ES-Certification
Miami-Dade-Certification
UL
Texas-Department-of-Insurance
ISO-9001
ISO-14001

Function

Roofing

Product roles

Roofing Underlayments

Building Component

Roofs

Technology

SBS modified bitumen

Types of Slope

Outside low slope

Type of covering

  • Asphalt shingles
  • Sheet metal

Substrates

  • Plywood
  • OSB
  • Asphaltic panel

Surface

Non-woven polypropylene

Underface

Silicone release film

Reinforcement

Glass mat

Application

Self-adhesive

Service temperature

-40 to 115 °C (-49 to 240 °F)

Thickness

47 mils (1.2 mm)

UV exposure

60 days

Storage instructions

Rolls should be stored upright, tape side up, protected from weather damage and UV rays. If the products are stored outdoors, cover them with an opaque protective cover after removing the delivery packaging. Can withstand freezing but must be reactivated to at least 10 ° C (50 °F) before installation.

Minimum application temperature

41 °F (5 °C)

Tools required

  • Knife
  • Tape measure
  • Smoothing roller

Surface Preparation

The substrate must be clean, dry, and free of dust, grease or other contaminants.

Restrictions

It is not recommended to use a product containing bitumen directly on softwood boards or flexible polyvinyl chloride. Check that the membrane is not dusty, wet or frosted to maintain its slip resistance.

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LASTOBOND SMOOTH SEAL HT

Products

Product code

Width

Length

Gross area

Net area

Weight

Weight per skid

HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND SMOOTH SEAL HT

Product code

00929

Width

36 in (0.91 m)

Length

65 ft (19.8 m)

Gross area

195.00 ft² (18.0 m²)

Net area

172 m² (15.9 ft²)

Weight

51 lb (23 kg)

Weight per skid

1,129 lb (513.25 kg)

With box

HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND SMOOTH SEAL HT

Product code

00959

Width

36 in (0.91 m)

Length

65 ft (19.8 m)

Gross area

195.00 ft² (18.0 m²)

Net area

172 m² (15.9 ft²)

Weight

51 lb (23 kg)

Weight per skid

1,129 lb (513.25 kg)

Without box

Products

Barcodes

Product code

Units per skid

Weight per skid

Units per box

Boxes per skid

HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND SMOOTH SEAL HT

Barcodes

8 86442 00929 6

Product code

00929

Units per skid

25

Weight per skid

1,129 lb (513.25 kg)

Units per box

1

Boxes per skid

25

HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND SMOOTH SEAL HT

Barcodes

8 86442 00959 3

Product code

00959

Units per skid

36

Weight per skid

1,129 lb (513.25 kg)

Units per box

Boxes per skid