Blog Treevia

Praktyczna wiedza o budowie energooszczędnych domów modułowych z drewna.

What does a modular house really cost in 2026?

A Polish couple asked us for one number. We had to explain why there isn't one - here is the full cost breakdown of a prefabricated house, from foundation to finishing.

Prefabrication vs. traditional construction: an honest comparison

Bricklayer or factory hall? We compare both routes to a finished house - time, quality, cost and everything in between - without the marketing gloss.

Notification-based house up to 70 m²: the complete guide

No building permit, just a notification and a 21-day wait. Here is what actually qualifies for Poland's simplified route for houses up to 70 m².

How to prepare a plot for a modular house

Before our crew can assemble a single panel, your plot needs to be ready. Here is the practical checklist - connections, foundation, access - that prevents delays on delivery day.

Why prefabricated houses are so energy-efficient

One client's heating bill for a 120 m² house dropped to a couple of hundred zloty a month. Here is the engineering behind that number - airtightness, insulation and recovery ventilation.

Modular house for Airbnb rental: is it worth it?

Faster build, fixed price, predictable running costs - we look at whether a modular house stacks up as a short-term rental investment, with real numbers and real caveats.

MINI, NORD, BARN or HAVEN: comparing every Treevia model

Five sizes, one wall specification. Here is how MINI, NORD, BARN and HAVEN actually differ - and how to work out which one matches your budget and your life.

How to choose a plot for a modular house: 10 things to check

Not every plot that looks perfect on a listing site actually works for prefabrication. Here are the 10 checks - from zoning to truck access - worth doing before you sign.

Heating a Modular House: Which Heat Source Actually Pays Off?

Treevia builds in underfloor heating distribution and heat-recovery ventilation as standard - you just pick the heat source. Here is how the main options stack up.

A Wooden Holiday House in 2026: Dream Retreat or Smart Investment?

Cost breakdown, rental income potential and a comparison with traditional holiday homes. Is a wooden getaway actually worth the money in 2026?

Planning a Modular House Estate: A Developer's Practical Guide

A practical guide for investors: how to plan a prefabricated house estate, choose plots and estimate profitability.

Building a Holiday Resort with Modular Cabins: Costs and Planning

A complete guide for resort owners: model selection, costs, delivery schedule and return on investment analysis.