Wave layered timber (WLT®) is an innovative wood construction solution from Finland

Why the wave?
WLT is different – and it all starts with the ingenious wave profile and a special kiln drying technique. What else makes these glue-free components such a beautifully simple, yet incredibly versatile building material?

HARD BENEFITS
From innovative design options and ease of assembly to exceptional strength and sustainability, discover how and why WLT is enabling a structural transformation in how we can build things.

GET INSPIRED
We believe that WLT can be used to build almost anything. Explore the creative and eco-friendly ways that we have used WLT and start imagining the possibilities for your next construction projects.

OUR STORY
We are a family business rooted in six generations of woodworking and timber construction know-how. Find out how WLT was born in a sauna.
VIDEO: THE SECRET IS IN THE WAVE
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PARTNER WITH AALTO HAITEK
Interested in partnering with Aalto Haitek as we introduce the world’s (probably) most sustainable building method to the global markets?
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Aalto Haitek Ltd. is a leading sustainable company that designs, develops and manufactures innovative, healthy, chemical- and glue-free massive timber products for wood building and the construction industry. Our patented technologies are rooted in Finnish know-how stretching back six generations. We are an active part of the growing bio and circular economy.