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SIKA

SikaFill-420 Extreme — Membrana líquida de poliuretano híbrido para cubiertas, reflectante

234.25 €
234.25 € 275.59 €
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Tax included. Shipping calculated at checkout.
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📦 Shipping and Returns Policy

🚚 Shipping

Free shipping based on destination and minimum order

  • Spain (Peninsula): Free shipping on orders over €90
  • Portugal: Free shipping on orders over €300
  • Balearic Islands: Free shipping on orders over €500
  • Europe (enabled countries): Free shipping on orders over €1000

Order processing

  • Orders placed before 12:00h are processed on the same business day. Orders placed after this time will be processed on the next business day.
  • Payments made by bank transfer will be processed once the amount has been received.
  • The use of bank transfer is not recommended for urgent orders.
  • All orders include a tracking number, which will be sent by email.
  • Carriers: SEUR, CTT, UPS, Transaher or other logistics operators depending on availability and type of shipment.

Orders over 20 kg may be shipped palletized by specialized logistics companies.

Shipping methods

  • Express Shipping: 24/48 business hours
  • Fast Shipping: 24/72 business hours
  • Economy Shipping: 48/78 business hours
  • Pallet Shipping: 48/72 business hours (curbside delivery)

🕒 Deliveries are made from Monday to Friday, until 8:00 p.m., excluding weekends and holidays.


Delivery times and shipping agencies

The delivery times indicated on StockPinturas.com are merely indicative and do not constitute a contractual commitment, as they depend on the operation of external transport companies and circumstances beyond the control of StockPinturas.com, such as logistical incidents, route saturation, adverse weather conditions, or other force majeure causes.

For palletized shipments with curbside delivery, the usual delivery time is 48 to 72 business hours, provided the order has been correctly confirmed, prepared, and dispatched.

StockPinturas.com reserves the right to select the most appropriate transport agency based on the weight, volume, destination, and nature of the order, and may use different logistics operators without any modification to the sales conditions.

Possible delays attributable to the transport company will not give rise to compensation, order cancellation, or refund of shipping costs, provided the merchandise has been correctly dispatched from our facilities.


Delivery attempts

  • In case of the recipient's absence, a second delivery attempt will be made.
  • After two failed attempts, the merchandise may be deposited at the corresponding transport company's branch.
  • If the order cannot be delivered due to reasons attributable to the recipient and is returned to the origin, shipping costs will not be refundable.
  • If a new shipment is requested, the customer must pay the transport costs again.

📌 Some bulky or special products may be excluded from free shipping. In case of doubt, it is recommended to request a quote in advance.

Free shipping conditions

Free shipping applies only to standard products within the peninsula that do not require special transportation.

Some heavy, bulky, or palletized products (such as mortars, single-layer paints, large buckets, etc.) may not be subject to the free shipping promotion, even if the order exceeds the established minimum amount.

In these cases, transport costs will be calculated individually based on weight, volume, and destination, and will be communicated to the customer before shipment.

StockPinturas reserves the right to cancel the order and issue a refund if the customer does not accept the special transport conditions.


🔄 Returns

Return period

15 calendar days from receipt of the order.

Return costs

Will be borne by the customer, except in the following cases:

  • Defective product
  • Incorrect order

Return conditions

  • Products unused, in perfect condition and with their original packaging.
  • Manipulated, used or incomplete products will not be accepted.
  • Returns of products on clearance or refurbished are not allowed.

Return procedure

  • Send an email to info@stockpinturas.com
  • Subject: Return (#order number)
  • Indicate the reason for the return
  • Include the order number
  • Attach images in case of defective product
  • Once the return is approved, the corresponding exchange or refund will be processed

💰 Refunds

Refund period

Up to 14 calendar days from receipt of the returned product.

Refund amount

  • The total purchase amount (product and shipping costs) will be refunded only when the return is not voluntary.
  • For voluntary returns, shipping costs will not be refunded.

Refund conditions

  • The product must be in perfect condition.
  • It is not mandatory to keep the original packaging, although its absence may imply a depreciation of the amount to be refunded.

❓ Frequently Asked Questions

How long will my order take?

The customer will receive a tracking link by email. The delivery time will depend on the selected shipping method, product availability, and correct payment confirmation. Most orders are prepared and dispatched on the same business day if placed before 13:00h.

About the product

SikaFill-420 Extreme es una membrana líquida impermeabilizante en base agua, monocomponente y libre de disolventes, basada en una dispersión híbrida de poliuretano (tecnología Duralastic). Es muy elástica, resiste los rayos UV y el amarilleamiento y, en blanco, alcanza un índice SRI de 102, lo que ayuda a reducir el calor que entra por la cubierta.

¿Para qué es ideal? Para impermeabilizar cubiertas nuevas y rehabilitar cubiertas existentes, sobre todo las de geometría compleja o acceso limitado, y como revestimiento reflectante para mejorar la eficiencia energética del edificio.

Por qué elegir SikaFill-420 Extreme

  • ✓Resistente a los rayos UV: no amarillea y aguanta bien la intemperie.
  • ✓Muy elástica: puentea fisuras y acompaña los movimientos del soporte.
  • ✓Reflectante: reflectancia solar 0,82 e índice SRI 102 en blanco.
  • ✓Lista para usar: monocomponente, solo hay que homogeneizarla.
  • ✓Transpirable: membrana continua permeable al vapor de agua.
  • ✓Base agua: no tóxica y con VOC < 140 g/l.

Datos técnicos

Base química Dispersión híbrida de poliuretano
Densidad ≈ 1,35 kg/l (+23 °C)
Contenido en sólidos 65 % en peso / 48 % en volumen
Alargamiento a rotura ≈ 350 % sin refuerzo; ≈ 70-80 % reforzada
Reflectancia / SRI 0,82 / 102
Temperatura de servicio -10 °C a +80 °C (reforzada)
Consumo 0,9-1,4 kg/m² como revestimiento; más capas con refuerzo en impermeabilización
Tiempos a +20 °C Seco al tacto 8 h; resistente a lluvia y curado total 4 días
Normas ETA-12/0308 (ETAG 005); BRoof (t1)
Formato de venta Cubo 20 kg (caja/envase completo)
Referencias Sika 784662 · 784663 · 784664 · 784665

Aplicación paso a paso

  1. Preparar el soporte: sólido, limpio y seco, libre de suciedad, aceite, grasa y otros contaminantes.
  2. Homogeneizar: remueve el producto durante 1 minuto, sin batir en exceso.
  3. Como revestimiento: aplica 2 o 3 capas respetando los tiempos de repintado (≈ 6 h sin refuerzo).
  4. Como impermeabilización: aplica una capa base, embebe el refuerzo Sikalastic Fleece-120 o Sika Reemat Premium y termina con 1-2 capas de sellado.
  5. Limpiar: lava las herramientas con agua justo después de usarlas.

Preguntas frecuentes

¿Cuánto rinde un cubo de 20 kg? +
Como revestimiento se consumen 0,9-1,4 kg/m², por lo que un cubo cubre aproximadamente entre 14 y 22 m² según el número de capas.
¿Cuándo resiste la lluvia? +
A +20 °C y 50 % HR es seco al tacto a las 8 horas y resiste la lluvia a los 4 días. Evita aplicarlo con previsión de lluvia.
¿Necesita refuerzo? +
Para impermeabilizar se recomienda armarlo con Sikalastic Fleece-120 o Sika Reemat Premium; como revestimiento se puede aplicar sin refuerzo.
¿Reduce el calor en el interior? +
En blanco tiene reflectancia solar 0,82 e índice SRI 102, por lo que refleja gran parte de la radiación solar.
¿Qué colores hay? +
Blanco, gris, rojo y rojo teja.
¿Cómo se vende y cuánto tarda en llegar? +
Se vende en la caja o envase completo que sirve Sika (lo ves en el selector de formato). Es producto original Sika que te enviamos en 5 a 7 días laborables.

Documentación técnica

Para impermeabilizar, arma la membrana con Sikalastic Fleece-120 o Sika Reemat Premium.
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