Köpenhamn
- Price from €590
- U-value up to 0.59 W/m²K
- Scandinavian minimalism
PREMIUM THERMO EXTERIOR DOORS
Thermo exterior doors made in Latvia using Finnish technology
Warm, secure and energy-efficient KASKI exterior doors for private houses with delivery throughout Latvia.
- Custom sizes
- KASKI Finnish quality
- Remote consultation
- Delivery throughout Latvia
- U-value up to 0.59 W/m²K
- Price guide from €590
- Production 6–7 weeks
- 2-year warranty
Get a price quote from a photo — send a photo of the door opening, measurements and your city via WhatsApp.
Consultation and price quote
26262005
Not sure which door to choose?
Send the details via WhatsApp and we’ll help you understand whether a standard model fits or an individual solution is needed.
Send a photo via WhatsApp- Photo of the door opening
- Approximate measurements
- City / delivery location
- Desired model or color
Why choose FinDoor?
FinDoor helps you choose suitable thermo exterior doors remotely as well — based on photos, measurements and your home’s situation.
Made in Latvia
The exterior doors are manufactured in Latvia using Finnish technology and KASKI quality principles.
Custom solutions
We also make non-standard size doors, solutions with sidelights and transoms.
Consultation without visiting a showroom
Send a photo of the door opening via WhatsApp and get a recommendation for the most suitable solution.
Delivery throughout Latvia
We deliver to Riga, Liepāja, Valmiera, Daugavpils and other cities in Latvia.
Do you have any of these situations?
Thermo exterior doors are usually chosen when you need not only a beautiful design, but also warmth, security and the right solution for a specific opening.
Send your situation via WhatsAppWe’ll help you choose
- Your old door lets cold air through
- Heating bills are high
- You need a more secure door
- The door opening is a non-standard size
- You’re building a new private house
- You’re renovating an existing home
Most popular thermo exterior door models
Choose a model or send a photo via WhatsApp — we’ll help you find the most suitable option for your home.
San Sebastian
- Price from €730
- With glass: Ud ≈ 0.80 W/(m²K)
- Bright and elegant design
Mumbai
- Price from €800
- Premium entrance area
- 86 mm thermo door leaf
- For private houses
Salla
- Promotional price from €675 (regular €800)
- Promotion until 15.10.2026
- 86 mm thermo door leaf with glass
Malaga
- Promotional price from €540 (regular €590)
- Promotion until 15.10.2026
- 86 mm thermo door leaf
View all KASKI Thermo models and prices →
Salla and Malaga Thermo are on the Northern Selection promotion until 15.10.2026. Want more natural light? Also check out thermo exterior doors with glass.
Not sure which model will fit?
Send a photo of the door opening, approximate measurements and your city — we’ll prepare the most suitable offer.
Need a non-standard size?
For many homes, standard doors aren’t suitable. FinDoor offers custom solutions for new builds, renovations and wider openings.
Custom sizes
Side glass panels
Transom windows
Various colors
Non-standard exterior doors with sidelights and transom →
Send measurements via WhatsAppGet a price from a photo
Send a photo of the door opening, approximate measurements and your city. We’ll help you understand which solution will be suitable.
Quick consultation
Message on WhatsApp
Application form
Fill out the form
Phone
26262005
Delivery throughout Latvia
KASKI quality for Latvian homes
KASKI door solutions are designed for the Nordic climate. Exterior doors made in Latvia using Finnish technology combine thermal performance, security, modern design and long service life. KASKI Thermo are insulated wooden exterior doors with an 86 mm thick door leaf – good thermal insulation if you’re looking for warm exterior doors for a private house.
86 mm thermo door leaf
Suitable for private houses where heat retention and a stable construction are important.
Ud ≈ 0.59 W/(m²K)
Without glass. With glass Ud ≈ 0.80 W/(m²K). The lower the Ud value, the better the thermal insulation and the smaller the heat losses in the Latvian climate.
Design and colors
Various models, glazing options, RAL/NCS shades and hardware solutions are available.
For private houses
Solutions for new builds, renovations and homes with non-standard openings.
Classic or Thermo – what’s the difference?
KASKI Classic
- Door leaf thickness62 mm
- Ud without glass0.79 W/(m²K)
- Ud with glass1.0 W/(m²K)
A time-tested classic design and a wide selection of models.
KASKI Thermo
- Door leaf thickness86 mm
- Ud without glass≈ 0.59 W/(m²K)
- Ud with glass≈ 0.80 W/(m²K)
A thicker door leaf and better thermal insulation – the choice when the priority is heat retention.
Both constructions are KASKI wooden exterior doors – the difference is the door leaf thickness and thermal insulation. Compare all solutions in the section wooden exterior doors for a private house.
Ud values – KASKI factory data.
See real FinDoor projects
Before/after transformations and exterior doors installed in customers’ homes in Latvia.
Before / after transformations
See how replacing exterior doors changes the home’s facade and entrance area.
View before/after gallery
Customer projects in Latvia
Real FinDoor sites — exterior doors installed in private houses in different locations across Latvia.
View customer projects
Want a similar result for your home?
Send a photo of the door opening via WhatsApp and we’ll help you determine the most suitable solution.
What do customers say?
The most typical situations of how customers arrive at the right solution.
★★★★★
“We sent a photo via WhatsApp and received a clear offer the same day.”
★★★★★
“A non-standard opening wasn’t a problem — they helped us figure out the measurements and the most suitable solution.”
★★★★★
“Very professional consultation and high-quality doors for a private house.”
Frequently asked questions
What are Thermo exterior doors?
KASKI Thermo is a wooden exterior door construction with an 86 mm thick door leaf (KASKI Classic – 62 mm). The thicker door leaf provides better thermal insulation, so Thermo is chosen when you need insulated exterior doors for a private house.
What is the Ud value of Thermo exterior doors?
For KASKI Thermo exterior doors without glass, Ud ≈ 0.59 W/(m²K); with glass – Ud ≈ 0.80 W/(m²K). For comparison: KASKI Classic without glass Ud = 0.79 W/(m²K); with glass – 1.0 W/(m²K). Data – KASKI factory data.
Can Thermo exterior doors have glass?
Yes. Many KASKI Design Thermo models have glazing, for example Salla, Dubai and San Sebastian. With glass Ud ≈ 0.80 W/(m²K). Glass can also be chosen for sidelights and the transom – more in the section exterior doors with glass.
How much do thermo exterior doors cost?
In the FinDoor store, KASKI Design Thermo exterior doors start from €590 (price for a standard size, e.g., Köpenhamn Thermo). Until 15.10.2026, in the Northern Selection promotion, Malaga Thermo starts from €540 and Salla Thermo – from €675. The final price is affected by the model, size, color, glazing, frame width and hardware. View all KASKI Thermo models and prices →
How can I find out the price of thermo exterior doors?
Send a photo of the door opening, approximate measurements and your city via WhatsApp, or fill out the application form.
Do you deliver throughout Latvia?
Yes, FinDoor provides exterior door delivery throughout Latvia.
Are non-standard sizes possible?
Yes, custom sizes, sidelights, transoms and other tailored solutions are possible.
What is the production lead time?
The production lead time is usually about 6–7 weeks, depending on the model and configuration.
Is measurement service available?
Yes, measurement and installation can be ordered separately. For this, contact Mareks by phone at 22 037 424.
