
Generator Exhaust Systems by Grun Engineering Limited
Grun Engineering Limited design, supply & install generator flue systems nationwide.
The products selected by Flue HQ Limited are always of the highest quality, manufactured by specialist distributors within the UK and Europe.
All of our distributors and manufacturing partners must comply with our strict qualification processes and must hold all relevant ISO registrations, ISO:9001, ISO:14001 and ISO:45001
Our generator flue systems are a modular twin wall insulated exhaust system capable of pressures up to 5,000Pa and temperatures up to 600°C.
Our generator systems are specifically designed to suit (diesel) engine applications such as e-generators, power gensets and uninterupted power supply.
Generator silencers are also available across the range of flue systems to suit all Db requirements.
Applications:
Gas / Diesel Engines, Emergency power gensets
Industrial processes
High pressure exhausts
High temperature plant
Advantages
Inner and Outer Wall from high quality Stainless Steel
No thermal bridges; better heat protection
Stress free expansion
Fast & Simple installation
A range of steel thicknesses available to meet all applications and specifications
Contact an engineer today by either emailing sales@gruneng.com or calling us on 07713858512


01
INITIAL DIAMETER CALCULATIONS AND 3D PROPOSED LAYOUT
02
ON-SITE PRACTICALITY STUDY, RISK ASSESSMENT AND MEASUREMENT TAKING
03
3D/2D CAD DRAWING, DIAMETER CALCULATIONS AND RAMS SUBMITTED FOR APPROVAL
04
MATERIALS DELIVERED TO SITE, INSTALLATION ENGINEERS DEPLOYED
05
SNAGGING, TESTING, CERTIFICATE OF CONFORMITY AND PROJECT SIGN OFF SHEET

Emergency Generator Flues
Made simple...
Industrial & Commercial Flue Specialists
Design • Supply • Install • Commission • Test
Engineered stainless systems for generators, CHP, biomass, water heaters and boilers—UK-wide
Free site survey & fixed-price quote
Compliance to BS EN standards & manufacturer requirements
Rapid lead times with UK stock & experienced install teams