Langley HM-40 Paratech Hot Melt System is a fully bonded system that provides the ultimate waterproofing system suitable for both flat roofing (including zero falls) and structural waterproofing.

Paratech HM-40 is ideal for new build projects where a protected membrane or green roof system is required.

An ultimate waterproofing solution used for concrete substrates, which can also be used on plywood and for a warm (inverted) or cold roof configuration with protection in the form of polystyrene insulation (warm roof), round washed pebbles, paving or a green roof.

• Durability: robust yet flexible monolithic elastomeric waterproofing system reinforced with a coated glass mesh for alkaline protection.
• Lifespan: life expectancy in excess of 40 years.
• Installation: rapid installation process where large areas can be covered quickly by approved contractors to ensure quality is maintained.
• Guarantee: the HM-40 system carries a 40-year independently insured guarantee for both materials and workmanship.

Platform	Compatible	Version	Certified to
IFC	-	1	2.0
Revit	2017 +	1	2.0