| Feature Value Filter height 50 cm Extractor height 44 cm Total height 94 cm Filter depth 56 cm Width 62 cm Cold water supply 1/2" Condensate drain to sewer 1" Inlet diameter Ø 150 mm Outlet diameter Ø 140-150 mm Feature | Value |
|---|---|
| Filter height | 50 cm |
| Extractor height | 44 cm |
| Total height | 94 cm |
| Filter depth | 56 cm |
| Width | 62 cm |
| Cold water supply | 1/2" |
| Condensate drain to sewer | 1" |
| Inlet diameter | Ø 150 mm |
| Outlet diameter | Ø 140-150 mm |
Technical Data Sheet
User Manual
HIGH TEMPERATURE
ASPIRATORS
+300°
Code. INOX.4.EBR280
ETC Group S.r.l. Sole Shareholder
Industrial area Pirano, Tavullia
Str. Delle Campagne, 10
61010 Tavullia PU - ITALY
Tel.
+39 0721 1839937
+39 0541 955062
+39 0541 1646150
WhatsApp-web +39 373 7755779
E-Mail DEPARTMENTS
informazioni@etcgroupsrl.biz
commerciale@etcgroupsrl.biz
tecnico@etcgroupsrl.biz
contabilita@etcgroupsrl.biz
VAT and Tax Code: IT 04083110405
Reg. of companies of Pesaro N. REA - PS – 196574
- Scrubbers for Wood-fired Ovens
- Scrubbers for Electric Ovens
- Scrubbers for Charcoal Grills
- Stainless Steel Exhaust Fans
🔥 Flue Gas Treatment for Wood-Fired Ovens
🛠️ Complete Technical Guide for Pizzerias, Bakeries and Food Industries
The management of flue gases generated by wood-fired ovens is a critical factor to ensure operational safety, business continuity, and compliance with environmental regulations.
A properly designed and certified flue gas treatment system allows the reduction of soot and odours, improves air quality, and helps prevent disputes with regulatory authorities.
This guide provides a technical, regulatory, and application-focused overview of flue gas abatement systems for wood-fired ovens, specifically for pizzerias, bakeries, and industrial food processing facilities.
🌫️ What Is Flue Gas Treatment for Wood-Fired Ovens
Flue gas treatment includes all technologies designed to reduce particulate matter, soot, and combustion residues generated by burning wood.
It is essential for:
🔒 workplace safety
🏭 continuous operation of production processes
📜 compliance with environmental legislation
🌍 reduction of environmental impact on surrounding areas
An inadequate system can lead to soot accumulation, uncontrolled emissions, and administrative penalties.
⚖️ Regulatory Framework for Flue Gas Treatment
In Italy and the European Union, flue gas treatment falls under environmental and industrial safety legislation.
📘 Main Regulatory References
Italian Legislative Decree 152/2006 (Environmental Code)
Regulates emissions into the atmosphere and requires authorization for installations with ducted emissions.
Part V of Legislative Decree 152/2006
Specifically governs atmospheric emissions from production plants.
Machinery Directive 2006/42/EC
Applicable to flue gas treatment systems classified as industrial machinery.
CE Marking
Mandatory for flue gas abatement systems placed on the EU market.
Applicable UNI EN Standards
Cover safety, materials, ventilation, mechanical components, and construction requirements.
👉 Emission limit values are defined by local authorities (Region, Province, or Municipality) and specified in the environmental authorization issued for the installation.
🎯 How to Choose the Most Effective Flue Gas Abatement System
Selecting a flue gas treatment system must be based on measurable technical parameters, not generic solutions.
Key factors include:
📊 Oven airflow rate (m³/h)
🔥 Type of fuel (wood)
⏱️ Daily operating hours
📈 Production peaks
🌀 Flue and chimney configuration
Correct sizing is essential to ensure efficiency and long-term reliability.
📐 Importance of Airflow Rate Calculation
The airflow rate determines the required extraction capacity and directly affects:
system dimensions
abatement performance
operational stability
Incorrect calculations lead to ineffective or overloaded systems.
⚠️ Risks of an Undersized System
An undersized flue gas treatment system may result in:
❌ premature saturation
❌ flue gas backflow
❌ increased maintenance frequency
❌ reduced service life
❌ non-compliance with regulations
✅ Benefits of Proper System Design
A correctly engineered system ensures:
✔️ continuous and stable operation
✔️ reduced energy consumption
✔️ consistent performance
✔️ improved long-term reliability
💧 Wet Scrubbers for Wood-Fired Ovens
Wet scrubbers are among the most widely used solutions for flue gas treatment in wood-fired ovens.
🔄 Operating Principle
The system uses water washing to:
capture coarse particulate matter
reduce visible soot
attenuate odours
This technology is well established and appreciated for:
🟢 continuous operation
🟢 robust and simple design
🟢 relatively easy maintenance
🧹 Effectiveness on Soot
Wet scrubbers are effective in removing coarse soot particles, improving the visual appearance of emissions and reducing deposits inside the chimney.
⚠️ Limitations on Fine Particulate Matter (PM10 and PM2.5)
Fine particulate matter cannot be fully removed using water-based technology alone.
For partial reduction, systems can be integrated with:
➡️ high-efficiency centrifugal fans
➡️ complementary filtration technologies
🧱 Construction Materials and Food-Grade Suitability
Flue gas treatment systems for wood-fired ovens are typically manufactured using:
AISI 304 stainless steel
AISI 316 stainless steel
Both materials are suitable for:
🌡️ typical operating temperatures
💧 humid environments
🍕 food-related applications
Under these conditions, no significant differences in service life are observed.
AISI 304 is often the most balanced choice in terms of technical performance and cost efficiency.
⚙️ Maintenance, Energy Consumption and Automation
A modern flue gas treatment system must ensure ease of operation and low running costs.
Key features include:
🔧 easy access to components
💦 automatic water discharge
♻️ controlled water recirculation
🔋 low-energy pumps
🧠 automatic level control systems
These solutions minimize downtime and enhance system reliability.
📏 Installation Requirements and Chimney Compatibility
Before installation, it is necessary to verify:
📐 available space
🛠️ maintenance accessibility
🌀 chimney diameter
⬆️ vertical or compact installation configuration
Many modern systems are designed to fit restricted technical spaces, typical of pizzerias and artisanal laboratories.
🧑🔧 Technical Support and Spare Parts Availability
A flue gas treatment system must be supported by:
🔹 qualified technical assistance
🔹 long-term spare parts availability
🔹 fast intervention times
After-sales support is essential to maintain compliance, efficiency, and operational continuity.
🏁 Conclusions
Flue gas treatment for wood-fired ovens is essential for operating in a safe, compliant, and professional manner.
System selection must be based on:
✔️ correct airflow sizing
✔️ appropriate abatement technology
✔️ certified construction materials
✔️ compliance with environmental regulations
✔️ qualified technical support
Wet scrubbers represent a reliable and proven solution for pizzerias, bakeries, and food industries, provided they are correctly designed and installed.
