Legal Requirements and Standards for Wet Rooms

«Navigating wet room regulations can be complex. Here’s everything you need to know to ensure compliance, prevent costly mistakes, and build wet rooms that last.»

Why Regulations Matter

Wet room projects are among the most regulated construction tasks, requiring compliance with strict technical, safety, and documentation standards.

Prevents water damage and long-term structural issues.

Prevents water damage and long-term structural issues.

Prevents water damage and long-term structural issues.

Prevents water damage and long-term structural issues.

Key Regulations and Standards

Norwegian standards ensure your bathroom is safe, beautiful, and built to last.

Construction Industry Wet Room Standard (BVN)

What is BVN?

The Byggebransjens Våtromsnorm (BVN) is Norway’s industry-standard for wet room construction, focusing on:

  • Waterproofing methods to prevent moisture damage.
  • Material selection for durability and compliance.
  • Construction techniques ensuring long-term reliability.

Why is BVN important?

  • At Våtromskoordinator, we ensure full BVN compliance by guiding homeowner...
  • At Våtromskoordinator, we ensure full BVN compliance by guiding homeowners, contractors, and property managers through each stage of...

Read more about BVN

TEK17: Technical Regulations for Building Works

What is TEK17?

TEK17 sets mandatory building regulations in Norway, covering:

  • Moisture-proofing and waterproofing for wet rooms.
  • Minimum bathroom size and accessibility requirements.
  • Drainage and ventilation standards to ensure air quality and safety.

Common Compliance Issues:

  • Incorrect floor slope can cause water to accumulate instead of draining properly...
  • Incorrect floor slope can cause water to accumulate instead of draining properly, leading to moisture damage, slippery surfaces, and long-term s...

Read more about TEK17

Documentation Requirements and FDV

What is FdV?

Forvaltning, Drift, Vedlikehold (FDV) documentation is required for:

  • Proving compliance with regulations.
  • Future maintenance and repairs.
  • Insurance claims in case of water damage.

What should FDV documentation include?

  • Incorrect floor slope can cause water to accumulate instead of draining properly...
  • Materials and methods used should be clearly documented to ensure compliance with regulations, proper maintenance, and future upgrades w...

Read more about FDV

Common Mistakes and Consequences

Failing to meet wet room regulations can lead to problems.

Here are some examples of common mistakes:

  • Poor Waterproofing
  • Incorrect Drainage Slopes
  • Lack of FDV Documentation

Here’s what to avoid:

  • Use BVN-approved materials and certified waterproofing methods to pre...
  • Use BVN-approved materials and certified waterproofing methods to prevent leaks, moisture buildup, and long-term structural damage that c...

See complete list of Mistakes and Solutions

See list of Mistakes and Solutions

Need expert guidance?
Contact us for consultation

Let our experts handle it. We ensure that your wet room is built right the first time, avoiding future problems.

Contact us

OUR SOLUTIONS

Private Clients

Craftsmanship Companies

Contractors

Insurance Companies

Housing Associations

GUIDLINES

BVN

TEK 17

FDV

Wetroom mistakes

KONTAKT