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Sikaplan® WT 4220-15 C

Sikaplan® WT 4220-15 C

1.5 mm thick FPO sheet waterproofing membrane for water tanks

Sikaplan® WT 4220-15 C is a 1.5 mm thick sheet waterproofing membrane. It contains an inlay for restraint and is based on flexible polyolefin (FPO-PE).

  • Contains no fungicides, heavy metals, halogens or plasticisers
  • Good resistance to ageing
  • Good resistance to microbial degradation
  • High tensile strength and elongation
  • Flexible in very cold temperatures
  • Suitable for contact with acidic (soft) water
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Utilizações

Sikaplan® WT 4220-15 C is used for:
  • Lining of enclosed potable water tanks
  • Lining of enclosed non-potable water tanks (such as sprinkler tanks)
Please note:
  • Do not use the Product in areas where it is exposed to weathering or UV-light.
  • The Product is not suitable for permanent exposure to liquids with temperatures above +40 °C.
  • The Product is not resistant to frequent or permanent exposure to water with a content of free chlorine exceeding 0.8 mg/l.

Vantagens

  • Contains no fungicides, heavy metals, halogens or plasticisers
  • Good resistance to ageing
  • Good resistance to microbial degradation
  • High tensile strength and elongation
  • Flexible in very cold temperatures
  • Suitable for contact with acidic (soft) water

Embalagem

Roll width

2 m

Roll length

20 m or specified

Refer to the current price list for available packaging variations.

Cor

Surface texture

smooth

Colour

blue

Detalhes do produto

Sustentabilidade / Certificados / Aprovações

INFORMAÇÃO AMBIENTAL

  • Work hygiene-related aspects of welding Sikaplan® WT (FPO-based)

  • Contributes towards satisfying Materials and Resources (MR) Credit: Building Product Disclosure and Optimization — Material Ingredients under LEED® v4

CERTIFICADOS / NORMAS

  • CE marking and declaration of performance based on EN 13361:2004/A1:2006 Geosynthetic barriers — Characteristics required for use in the construction of reservoirs and dams

  • Water Regulations Material Approval BS 6920-1, Sikaplan® WT 4220, WRAS, Approval

  • CE marking and declaration of performance based on EN 13967:2012 Flexible sheets for waterproofing — Plastic and rubber damp proof sheets including plastic and rubber basement tanking sheet — Definitions and characteristics
Informação do produto

Base química

FPO/PE

Tempo de armazenamento

5 years from date of production

Armazenagem e conservação

The Product must be stored in original unopened and undamaged sealed packaging in dry conditions and temperatures between +5 °C and +35 °C. Protect the Product from direct weather exposure. Store in a horizontal position. Do not stack pallets of the rolls on top of each other, or under pallets of any other materials during transport or storage. Always refer to packaging.

Espessura efetiva

1.50 mm (-0.07 mm / +0.15 mm)

(EN 1849-2)

Massa por unidade de área

1.30 kg/m² (-0.06 kg/m² / +0.13 kg/m²)

(EN 1849-2)
Informação do sistema

Estrutura do sistema

Ancillary products:

  • Sikaplan® WT 4220-15 C Felt

  • Sikaplan® WT 4220-18 H

  • Sikaplan® W Felt 300 Biocide

  • Sikaplan® WT External or Internal Corner preformed 90° PE

  • Sikaplan® W Flat Profile Stainless Steel

  • Sikaplan® WT Fixation Plate PE

  • Sarnafil® T Prep

  • Sarnafil® T Clean
Informação técnica

Resistência ao impacto

Method A, 500 g falling weight

Watertight at 600 mm drop height

Resistência a cargas estáticas

No perforation at 20 kg for 24 h

(EN 12730)

Resistência à perfuração estática

2.85 kN ± 0.45 kN

(EN ISO 12236)

Resistência à tração

Longitudinal (MD)

18.5 N/mm² ± 2.5 N/mm²

Transversal (CMD)

15.0 N/mm² ± 2.0 N/mm²

Longitudinal (MD)

≥ 18.5 N / mm² ± 2.5 N / mm²

Transversal (CMD)

≥ 15 N / mm² ± 2.0 N / mm²

Resistência à propagação do rasgo

Longitudinal (MD)

≥ 500 N

Transversal (CMD)

≥ 600 N

Resistência da junta ao corte

> 300 N / 50 mm

(EN 12317-2)

Capacidade de dobragem a baixa temperatura

No cracks at -40 °C

(EN 495-5)

Impermeabilidade

Pass

(EN 1928)

Resistência a agentes microbiológicos

Change in tensile strength, aged 16 weeks

< 15 % (MD/CMD)

Change in elongation, aged 16 weeks

< 15 % (MD/CMD)

Durabilidade de estanqueidade contra agressão química

Calcium hydroxide, aged 28 days at +23 °C, tested 24 hours at 60 kPA

Pass

Durabilidade de estanqueidade contra o envelhecimento

Aged 12 weeks at +70 °C, tested 24 hours at 60 kPa

Pass

Reação ao fogo

Class E

(EN 13501-1)

Aplicação

Passos de aplicação

INSTRUÇÕES DE APLICAÇÃO

IMPORTANT

Strictly follow installation procedures

Strictly follow installation procedures as defined in Method Statements, application manuals and working instructions which must always be adjusted to the actual site conditions.

QUALIDADE DA BASE

For information on substrate quality and pre-treatment, refer to the following Sika® method statement:

  • METHOD STATEMENT Sikaplan® WT 4220 for lining potable water reservoirs

APLICAÇÃO

IMPORTANT

Strictly follow installation procedures

Strictly follow installation procedures as defined in Method Statements, application manuals and working instructions which must always be adjusted to the actual site conditions.

Reference must be made to the following Sika® Method Statements:

  • METHOD STATEMENT Sikaplan® WT 4220 for lining potable water reservoirs

IMPORTANT

Application by trained personnel

The application of this Product must only be carried out by an applicator that is trained or approved by Sika. The applicator must also be experienced in this type of application.

IMPORTANT

Ventilation in confined spaces

Always ensure good ventilation when applying the Product in a confined space.

IMPORTANT

Testing the water tightness

After the application, test the structure's water tightness according to the specification requirements.

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