Imperpuma Plus PY4

1m x 10m x 4kg/m² plastomer (APP) modified bitumen membrane, with polyester film reinforcement, finished with non-stick polyethylene film on both sides.Bituminous waterproofing membrane of the type LBM-40-FP.


Download technical data sheet


Additional information

Composition

It is composed of polyester felt reinforcement, plastomer-modified mastic and finished with non-stick polyethylene film on both sides.

Features and applications

  • Single layer system under heavy protection.
  • Two layer system under heavy protection.
  • Lower membrane in two layer system exposed to weather.
  • Membrane for making underground structures watertight.
  • Lower membrane in roof garden.

Instructions for use

  • Install by adhesion using a blowtorch.

Cautions and recommendations

  • Not recommended as a top membrane in a two layer system exposed to weather, a single layer system exposed to weather or as a top membrane in roof gardens.
  • Store vertically.
  • Protect from weather conditions and humidity.
  • Do not apply at temperatures below -5ºC.

Packaging

Packaged in pallets with 25 rolls per pallet.Maximum shelf life: 12 months, protected from weather conditions and humidity.

Technical data

TECHNICAL CHARACTERISTICS TEST STANDARD UNIT VALUE
External Fire Behavior prEN 13501-5 - Broof(t1)
Reaction to fire EN 13501-1 - E
Watertightness EN 1928 (A) - Pass
Longitudinal Traction Resistance EN 12311-1 N/50 mm 700±100
Transversal Traction Resistance EN 12311-1 N/50 mm 200±100
Longitudinal elongation at breakpoint EN 12311-1 % 35±15
Transversal elongation at breakpoint EN 12311-1 % 35±15
Root penetration resistance prEN 13948 - PND
Static load resistance EN 12730 Kg ≥ 15
Impact resistance EN 12691 mm ≥ 1000
Joint resistance to longitudinal shear EN 12317-1 N/5 cm 450±150
Joint resistance to transversal shear EN 12317-1 N/5 cm 450±150
Foldability EN 1109 ºC ≤ -15
Water vapor transmission EN 1931 (m².s.Pa)/Kg 20.000
Creep resistance EN 1110 ºC ≥120
Dimensional stability EN 1107-1 % ≤ 0.6
Adhesion of granules EN 12039 % PND
Hazardous substances - - PND

PND: Performance Not Determined; Pass: Positive; Does not pass: Negative

OTHER ADDITIONAL CHARACTERISTICS TEST STANDARD UNIT VALUE
Visible defects EN 1850-1 - Faultless
Mass EN 1849-1 Kg/m² [3.80-4.40]
Length EN 1848-1 m 10
Width EN 1848-1 m 1
Straightness EN 1848-1 - Pass
Roll surface area - 10
Rolls per pallet - - 25

Note

The instructions for use are given according to our tests and knowledge and do not imply any commitment by GRUPO PUMA nor free the consumer from the examination and verification of the products for their correct use. Claims must be accompanied by the original packaging to allow a proper traceability.

GRUPO PUMA is not responsible, in any case, for the application of its products or constructive solutions carried out by the application company or other parties involved in the process and / or execution of the work, limiting the responsibility of GRUPO PUMA exclusively to the damages directly attributable to the supplied products, individually or integrated in systems, due to failures in their manufacturing process.

In any case, the drafter of the work project, the technical management or the person responsible for the work, or collaterally the application company or other parties involved in the process and / or execution of the work, must ensure the suitability of the products addressing the characteristics of them, as well as the conditions, support and possible pathologies of the work in question.

The values obtained by GRUPO PUMAS's products or its constructive solutions that, as the case may be, are determined by the EN standards or any other regulation that applies to it in each case refers exclusively to the conditions specifically stipulated in said regulation and that are referred to, among others, to certain characteristics of the support, humidity and temperature conditions, etc. without being them required in the tests obtained under different conditions, all in accordance with the relevant regulation.