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APP membrane roll partly unrolled on a roof, mineral granules visible, raking light, neutral background
PRODUCTS / APP MEMBRANES / APP 4 MM MINERAL-SURFACED

Mineral-surfaced APP membrane, 4 mm

APP-modified bituminous membrane for exposed roofs: it withstands UV and sustained heat without flowing, and needs no heavy protection on top.

Thickness
4.0 mm
Roll
1 × 10 m
Standard
EN 13707
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No published price: the material is quoted by volume and lead time; if installation is included, after a site visit. Reply within [24 business hours].

Technical specifications

[ ] TO BE CONFIRMED BY THE MANUFACTURER
PropertyValueMethod
ModifierAPP · plastomeric polymer—
ReinforcementNon-woven polyester [180 g/m²]EN 1849-1
Upper surface finishMineral granules—
Lower surface finishTorch-melt film—
Mass per unit area[X,X kg/m²]EN 1849-1
Tensile strength L / T[XXX] / [XXX] N/50 mmEN 12311-1
Elongation at break L / T[XX] / [XX] %EN 12311-1
Low-temperature flexibility[−5 °C]EN 1109
Flow resistance at elevated temperature[+130 °C]EN 1110
Dimensional stability[≤ 0,5 %]EN 1107-1
External fire performanceBroof(t1)EN 13501-5
PackagingRoll 1.0 × 10 m · [XX]/pallet—
CertificationCE · TSE · ISO 9001—
Recommended uses
Exposed flat roofs, with no heavy protection
Industrial sheds and large-footprint warehouses
Central and northern Chile: high UV, long summers
Refurbishment over existing bituminous roofing
Not for buried foundations or where structural movement is expected: that calls for SBS
Torch-welded lap, close-up of the bitumen bead

APP or SBS: they are not the same

Choosing the wrong polymer costs you the whole roof. If you have doubts about the specification, we review it before quoting.
APP Plastomeric polymer

Resists heat and UV, and stays stable at high temperature. For exposed roofs and hot climates.

HEAT ········· HIGH
COLD ········· MEDIUM
MOVEMENT ····· LOW
BURIED ······· NO
SBS Elastomeric

Elastic and flexible in the cold: it follows expansion and settlement. For cold regions and below ground.

HEAT ········· MEDIUM
COLD ········· HIGH
MOVEMENT ····· HIGH
BURIED ······· YES
The manufacturer's name is misleading: SIM Standart Insulation makes bituminous waterproofing, not thermal insulation.
Related products
Roll with polyester film
APP membrane 3 mm, film finish
BASE LAYER
SBS membrane on a foundation
SBS membrane 4 mm
COLD AND MOVEMENT
Primer applied by roller
Bituminous primer
PREPARATION
Tape at a gutter edge
Self-adhesive tape
SEALS AND DETAILS