Windbreaks for Restaurants: Extend Outdoor Dining, Increase Revenue

The complete practical guide 2026 for restaurants, cafés, hotels & beer gardens

It's Wednesday evening, 6:30 PM. Outside, winds are blowing at 30 km/h – and your terrace is empty. Your competitor two streets away has installed professional wind protection and is currently serving their twelfth portion of tarte flambée. This is no coincidence; it's strategy.

Studies and industry reports consistently show that professional wind protection can increase the number of usable outdoor days for a hospitality business by up to 50 percent – which in practice means up to 8 additional weeks of terrace season per year. For a medium-sized restaurant with 40 outdoor seats, this can quickly translate into an additional €15,000 to €40,000 in revenue.

This guide explains everything you need to know as a restaurateur: Which wind protection suits which type of establishment? What permits do you need? How does the investment pay off? And which mistakes cost you money?

Table of Contents

•       1. Why wind protection is a business decision for restaurateurs

•       2. The ROI Calculator: How much more you earn

•       3. Types of establishments & their optimal solutions (Restaurant, Café, Hotel, Beer Garden)

•       4. Material comparison: Glass, aluminum, fabric and polyrattan

•       5. Permits & Legal Issues: What restaurateurs need to consider

•       6. Mobile vs. fixed: The strategic decision

•       7. Wind protection + warmth + light: The complete solution for year-round operation

•       8. Common purchasing mistakes (and how to avoid them)

•       9. FAQ for restaurateurs

•       10. Conclusion & Product Recommendations

1. Why Wind Protection is a Business Decision

Many restaurateurs consider wind protection an aesthetic accessory or optional. This is a costly mistake. Wind protection is revenue infrastructure – just like your kitchen or your POS software.

The core of the problem: According to industry surveys, German restaurateurs close their outdoor areas prematurely or don't even open them on an average of 120 to 140 windy days per year. This corresponds to about one-third of all possible operating days. Especially autumn and spring days, which with 12 to 18 degrees Celsius would be quite suitable for outdoor operation, remain unused.

The 4 business levers of wind protection

2. The ROI Calculator: Realistic Additional Revenue

The biggest hurdle in investment decisions is often the lack of concrete figures. Here's a realistic calculation for three typical business sizes:

Investment Costs vs. Return

3. Business Types & Their Optimal Wind Protection Solutions

Not every gastronomic establishment has the same requirements. A beach café needs different wind load values than a beer garden in a city park. Here's an overview:

Restaurant & Bistro

Café & Bakery

Hotel & Resort (4★ / 5★)

Beer garden & Festival

4. Material Comparison: Glass, Aluminum, Fabric, and Polyrattan

The material determines the lifespan, wind protection effectiveness, appearance, and maintenance requirements. Here's a direct comparison:

Special Case: Printed Wind Screens as Advertising Space

An often underestimated advantage: PE fabric and certain glass films can be printed with your logo, menu highlights, or sponsor logos. This transforms wind protection from a cost center into an advertising investment. Typical printing costs: 15–40 Euros per square meter in addition to the basic structure.

5. Permits & Legal Issues: What Restaurateurs Need to Consider

Restaurant outdoor areas are subject to different rules than private terraces. While a homeowner primarily deals with state building regulations for their property, a restaurateur must also observe catering law, immission control law, and municipal special use statutes.

The 4 Relevant Permit Areas

Private Land vs. Public Space

Private land: If you own the terrace or are a tenant of the commercial premises, you usually do not need official permits for mobile wind protection solutions. Fixed installations exceeding certain dimensions (depending on the federal state, starting from 30 m² floor area) require a building application.

Public space (sidewalk, pedestrian zone): A special use permit is always required here. Fees vary widely depending on the city: in Munich, you can pay up to 800 Euros annually for 10 m² of sidewalk use, while in smaller cities it is often under 100 Euros.

The Noise Protection Bonus: Wind Protection Helps with Compliance

An often overlooked legal advantage: wind screens typically reduce noise by 5 to 15 decibels. Since the Federal Immission Control Act (BImSchG) stipulates a maximum value of 45 dB for catering establishments in urban areas during night rest (10 PM – 6 AM), a wind protection system can actively contribute to complying with these limits – and thus justify longer opening hours.

Historic Preservation: The Most Common Pitfall

6. Mobile vs. Fixed: The Strategic Decision

The most fundamental purchase decision for any restaurateur: Should the windbreak be mobile and flexible or permanently installed? Both options have clear advantages and disadvantages:

The Hybrid Solution: The Best of Both Worlds

Many professionally equipped terraces rely on a combination: a fixed, CE-certified glass wall (1-2 sides) forms the spatial backbone and ensures maximum wind reduction. Mobile elements on the other sides allow flexibility for changing wind conditions. This solution is more expensive to acquire but offers maximum operational benefits.

7. The Year-Round Solution: Windbreak + Heat + Light

A windbreak alone extends the season into the cooler months. However, anyone who truly wants to achieve "365 days of terrace" must combine three systems:

System 1: Windbreak (The Basis)

Without a windbreak, neither heat nor light is effective. The windbreak creates a protected microclimate area within which the other systems can fully deploy their effectiveness.

System 2: Infrared Heaters

System 3: Lighting concept

Atmospheric lighting extends the length of stay and increases the perceived value of the terrace. The Federal-State Lighting Guideline regulates maximum light intensities for various types of locations. For gastronomy, indirect, warm light (2,700–3,000 Kelvin) is recommended instead of bright LED spotlights.

8. The 7 most common mistakes when buying – and how to avoid them

•       Mistake 1: Underestimating wind load.  Many restaurateurs buy systems for wind force 5, although their location (proximity to the coast, high altitude, building flow effects) regularly experiences wind force 7–9. Consequence: Toppled windbreaks, property damage, risk of injury. Solution: Have the wind load zone according to EN 1991-1-4 confirmed by the manufacturer.

•       Mistake 2: Obtaining approval only after installation.  This is the most expensive mistake. Demolition at your own expense plus a fine. Solution: Always contact the building authority beforehand, even for systems declared "mobile".

•       Mistake 3: Buying cheap products without CE marking.  Without CE marking, public liability insurance is at risk in the event of damage. Solution: Only buy products with CE marking and wind load certification.

•       Mistake 4: Too small a footprint (stability for mobile systems).  Mobile system falls over due to too small a base. Solution: Plan for at least 30–50 kg of ballast weight per stand element.

•       Mistake 5: Prioritizing appearance over function.  Chic design, but no real wind protection (too permeable to air). Solution: Always have the wind protection effect substantiated with technical data.

•       Mistake 6: Not planning for cleaning and maintenance.  Especially ESG glass walls accumulate grease splashes and limescale from the building's heating system. Solution: Request a cleaning plan and suitable cleaning agents from the manufacturer.

•       Mistake 7: Static configuration – no flexibility.  A fixed layout that cannot be adapted diminishes operational benefits. Solution: Prefer modular systems that allow for changes.

9. FAQ: Frequently Asked Questions from Restaurateurs

As a restaurateur, do I always need approval for wind protection?

Not necessarily – but more often than a private individual. Mobile systems on your own property are usually possible without a building permit. Permanent installations almost always require a building permit. For public areas, a special use permit is always required.

How high can a windbreak on my restaurant terrace be?

For optimal protection of a seated terrace, a height of 1.40 to 1.80 meters is recommended. Beyond this, a building permit is required in most federal states. In historic preservation zones, a height of 1.20 meters may already require a permit.

Can I deduct the wind protection for tax purposes?

Yes. Wind protection systems are part of business assets and can be depreciated over their normal useful life. Mobile systems (useful life 3–5 years) may under certain circumstances be immediately deductible as business expenses. Please consult your tax advisor for specific arrangements.

What happens in case of storm damage caused by my windbreak?

Without CE marking and documented wind load calculation, the restaurateur bears full liability. With CE-certified products and professional installation, business liability insurance applies. Inform your insurer before installation and keep all technical documents ready.

What wind protection do you recommend for a beach restaurant?

For coastal areas with regularly higher wind forces (Beaufort 7–10), only systems with deep foundations or heavy-duty ground anchors are suitable. ESG glass with steel frame construction or solid aluminum profiles with concrete anchoring are standard here. Mobile systems are not suitable for beach locations.

How do I clean ESG glass walls on a restaurant terrace?

Weekly cleaning with warm water and a pH-neutral glass cleaner is sufficient for normal dirt. For grease films (typical near kitchen exhausts), a degreaser approved for glazing is recommended. High-pressure cleaners should not be used as they can damage seals and frame coatings.

10. Conclusion: Wind protection is your most profitable infrastructure investment in 2026

The calculation is clear: no other equipment element in the Gauss gastronomy offers a comparable ROI to a professional wind protection system. While a new coffee machine improves your product offering, wind protection literally opens up new operating days – and thus new revenues.

The core message of this guide in three sentences: Choose the right system for your type of business and location. Clarify permits early – at least 3 months before the start of the season. Combine wind protection with heating and lighting for maximum year-round effect.

•       Restaurant & Bistro: ESG glass or aluminum frame system with CI branding

•       Café & Bakery: Mobile PE fabric or polyrattan solution for quick daily use

•       Hotel (4–5 stars): Custom-made solution with integrated heating, CE-certified

•       Beer garden: Modular large-area systems, robust and easy to store

Last updated: March 2026 | Sources: BImSchG (Federal Immission Control Act), State Building Regulations, Restaurant Law, EN 1991-1-4

Note: This article does not constitute legal or tax advice. For your individual situation, please consult the responsible building authority, a lawyer, and your tax advisor.