


ROOF UNDERLAYMENT - HIGH TEMPERATURE LASTOBOND PRO HT-S
LASTOBOND PRO HT-N is a 40-mil-thick (1 mm) self-adhesive waterproofing membrane made of elastomeric SBS bitumen and a trilaminate woven polyethylene surface. The underface is composed of a silicone film easily detachable in two parts. The membrane is known for its performance under metal roofs and ideal under all types of cladding.
Benefits
- Ideal for under metal roofing
- Self-sealing around nails and screws
- 90-day exposure
- Anti-slip surface
Tests and certifications









Properties
Function
Roofing
Product roles
- Eave Protectors
- Roofing Underlayments
Building Component
Roofs
Technology
SBS modified bitumen
Characteristics
Types of Slope
Outside low slope
Type of covering
- Asphalt shingles
- SBS modified bitumen membranes
- Metal roofing
Substrates
- Plywood
- OSB
- Asphaltic panel
Surface
Trilaminate woven polyethylene
Underface
Two parts silicone release film (split-back)
Application
Self-adhesive
Service temperature
-45 °C to 126 °C (-49 °F to 260 °F)
Thickness
40 mils (1 mm)
UV exposure
90 days
Instructions
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
50 °F (10 °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.
Previous identity



Conditioning
Products
Product code
Width
Length
Gross area
Net area
Weight
Packaging
HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND PRO HT-S
Product code
10009
Width
36 in (0.91m)
Length
65.6 ft (20 m)
Gross area
195 ft² (18 m²)
Net area
178.8 ft² (16.7 m²)
Weight
39.1 lb (17.73 kg)
Packaging
Without box
HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND PRO HT-S
Product code
10108
Width
36 in (0.91m)
Length
65.6 ft (20 m)
Gross area
195 ft² (18 m²)
Net area
178.8 ft² (16.7 ft²)
Weight
41 lb (18.5 kg)
Packaging
With box
Palletization
Products
Product code
Units per box
Units per skid
Boxes per skid
HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND PRO HT-S
Product code
10009
Units per box
Units per skid
36
Boxes per skid
HIGH TEMPERATURE ROOF UNDERLAYMENT LASTOBOND PRO HT-S
Product code
10108
Units per box
1
Units per skid
25
Boxes per skid
25