Grün Engineering
Stainless steel liner terminal and roof plate on top of a brick chimney at dusk

Services

Chimneys and liners. Line the existing chimney, or put up a new stack.

For M&E contractors, main contractors and consultants with an existing brick chimney to reuse or a new stack to plan.

  • Supply only
  • Install only
  • Supply and install
Get a price Send drawings 01395 201950
  • 0 hours to a price, from drawings or survey information
  • 0 days to a survey, normally within a week of order
  • 0 minutes to calculations and CAD drawings after survey
  • Same day job-specific RAMS, normally
  • 2 to 4 weeks from order to install, faster when it is urgent

Normal turnarounds. How we work

What's in the package

Chimney base to roof plate, one package.

Stainless flexible liners, twin wall and single wall systems, standalone stacks and replacement chimneys. Route and access surveyed first.

Supply only, install only, or supply and install.

  • Flexible liners in brick chimneys
  • Base tees, drains and top clamps
  • Roof plates and terminals
  • Standalone and freestanding stacks
  • Twin wall and single wall systems
  • Old liner removal and strip-out
  • CCTV survey, terminal down
  • Testing, certificate and O&M

To price it

What we need from you to price it.

Drawings, photos or an outline is enough to start. We price from that or arrange a survey.

Send what you have
  1. Appliance type and number Boiler, generator, water heater, how many
  2. Output kW or kVA per appliance
  3. Spigot or outlet size Diameter at the appliance
  4. Approximate lengths Vertical and horizontal runs
  5. New flue or existing chimney And what is there now
  6. Termination Roof, wall or chimney top
  7. Site location Town or postcode

The engineering

Drawn before it is built.

Real Grün drawings. Calculations and CAD drawings normally back within 60 minutes of survey. Pick a number to see where it is on the drawing.

Isometric drawing of three boilers connected to a single wall header and a flexible liner up an existing chimney
Academy, Staffordshire. Three boilers into a header and a flexible liner up the existing chimney.

Design and calculations ↗

On site

Liners, bores and chimney tops.

A Grün project manager on site and daily photo progress reports on every job.

  • Looking up a brick chimney bore with a new stainless liner fixed on support steel Liner in the bore, Staffordshire
  • Stainless steel base connection and plate at the bottom of a brick chimney Base connection, Staffordshire
  • Stainless steel single wall flue rising from boilers to a header in a plantroom Boilers into the header, Staffordshire
  • Liner terminal and roof plate on a brick chimney at dusk Terminal and roof plate, Staffordshire
  • Tall brick chimney beside a modern school building Existing chimney before lining, Oxford

Best case studies

Three jobs worth a look.

All projects ↗

Common questions

Asked most on chimney jobs.

Anything else, call 01395 201950 or email sales@gruneng.com.

Related services

Send drawings. Get a price.

Send the appliance details, chimney height and photos. A price normally comes back within 24 hours.

Get a price Call