NBS Source
EshaBase SA Alu 3 mm

Application

Suitable for all types of roof with a flat or sloped roof construction on new build or refurbishment.

For all applicable roofing systems contact manufacturer and see BBA certificate No.15/5282.

Description

Self-adhesive SBS modified vapour barrier for bituminous roofing systems.


Product characteristics:

  • Appearance top side: Sand, plus removable overlap film.
  • Coating top side: SBS modified bitumen.
  • Reinforcement: Glass fibre fabric, plus aluminium/ polyester laminate.
  • Coating bottom side: SBS modified self-adhesive bitumen.
  • Appearance bottom side: PP release film.


Overlaps:

  • Sides: 80 mm.
  • Ends: 100 mm.

General information

Color

Grey

Other

Sand.

Material

SBS

Bitumen

Polyester

Shape

Rectangular

Size

7500 x 1000 x 3 mm

Uniclass 2015

Pr_25_57_08_75 Reinforced bitumen roofing sheetsPrimary

CAWS

J41/10 Built-up reinforced bitumen membrane warm deck roof covering

J41/110 Built-up reinforced bitumen membrane warm deck roof covering

J41/115 Single layer reinforced bitumen membrane warm deck roof covering

J41/12 Built-up reinforced bitumen membrane cold deck roof covering

J41/120 Built-up reinforced bitumen membrane inverted roof covering

J41/125 Single layer reinforced bitumen membrane inverted roof covering

J41/130 Built-up reinforced bitumen membrane cold deck roof covering

J41/135 Single layer reinforced bitumen membrane cold deck roof covering

Specification data - Reinforced bitumen roofing sheets Enhanced data

Standard

To BS EN 13707.

Performance characteristics

Visible defects: Pass; Straightness: Pass; Water vapour resistance: 8.12 x 10^12 (m²s·Pa)/kg; Reaction to fire: Pass, Class E-d2; Watertightness: Pass, 60 kPa; Tensile strength MD: 1250 N/50mm ±20%; Tensile strength CD: 1250 N/50mm ±20%; Elongation MD: 5% ±3; Elongation CD: 5% ±3; Resistance to impact: ≥10 mm ø (h=300mm); Peel resistance of joint: ≥50 N/50mm; Shear resistance of joint: ≥500 N/50mm; Resistance to tearing (nail shank): ≥400 N; Flexibility at low temperature: ≤-10°C; Durability of watertightness after artificial ageing: Pass ≥60 kPa; Durability of watertightness against chemicals: Pass, ≥60 kPa; Dangerous substances: NPD.

Material

-

Carrier material

Glass fibre fabric, plus aluminium/ polyester laminate.

Bitumen modification

Styrene-Butadiene-Styrene (SBS).

Thickness (minimum)

3 mm.

±0.2 mm.

Weight (minimum)

3.3 kg/m².

±10%.

Surface finish

-

Top

Sand.

Underside

Self-adhesive backing.

Colour

Sand/ black.

Third-party certification

BBA certificate No.15/5282

Product sheet 1.

Execution

EshaBase SA Alu 3 mm is fully cold bonded to surface pre-coated with Esha SA Primer. Application only at temperatures above 10°C (The roll should also be 10°C) in accordance with manufacturer's guidelines.

Literature

BBA Certificate EshaFlex Total Roof Waterproofing Systems

BBA Certificate EshaFlex Total Roof Waterproofing Systems

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