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Kalsten | Door Seal FlexGuard | Heat Resistant & Abrasion Resistant | For Doors & Windows | In 4 Colors

Regular price $24.99 $36.00 SAVE $11.01 (31% OFF) Sale price
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The FlexGuard Door Bottom Seal is the ideal solution for anyone looking to effectively protect their spaces from drafts, dust, noise, and energy loss. Made from high-quality TPE, it impresses with its resistance to heat, aging, and daily wear and tear. Quickly installed, durable, and versatile – for a pleasant indoor climate in every season.

 

 

📌 High-quality TPE material – temperature, aging, and abrasion resistant for long-lasting sealing.


Easily cuttable & customizable – 1 m length, 2 cm width – perfect for all common door sizes.


🎨 Available in 4 colors – Black, White, Gray, or Brown – matching any decor style.

 

 

📋 Specifications:

  • Material: Thermoplastic Elastomer (TPE)
  • Properties: Heat resistant, aging resistant, abrasion resistant
  • Quantity: 1 / 2 / 3 / 4 / 5 pieces depending on selection
  • Installation: Self-adhesive or insertable depending on model type
  • Applications: Door bottoms, window frames, interior & exterior doors

Free standard shipping on all orders. No minimum purchase.

  • Ships to: United States
  • Processing: 1–4 business days (Mon–Fri)
  • Transit: 5–10 business days
  • Total delivery time: 6–14 business days
  • Order cut-off: 5:00 PM PST

You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.

See our full Shipping Policy.

You have 14 days from delivery to request a return.

  • Email support@open.shop with your order number to start a return.
  • Items must be unused, complete, and in their original packaging.
  • Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
  • Damaged, defective or incorrect items: we cover all return and replacement costs.
  • No restocking fees.
  • Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
  • Refunds are issued within 7 business days of inspection.

See our full Return Policy.

Questions about your order or our products? We're happy to help.

Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands

Email: support@open.shop

Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)

We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.

For quick answers, visit our FAQ page or use our Contact Form.