Premium UK Manufacturer

Merlin Boilers

Discover premium Merlin boiler models with exceptional efficiency ratings. Find the perfect heating solution available through the ECO4 free boiler scheme.

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Boiler Models

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Efficiency Rating

FREE

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Merlin Collection

Premium Boiler Models

Discover Merlin's complete range of high-efficiency boilers, organized by type for easy comparison

Manufacturers

A J Wells and Sons

A O Smith

ACV

Alde

Alpha

Aquaflame

ARCA

Ariston

ATAG

Atlantic 2000

Atlantic Boilers

Atmos

Baxi

Baxi Heating

Baxi Potterton

Beeston

Benson Heating

Biasi

Boulter

Boxer

British / Scottish Gas

British Gas

British Gas/Scottish Gas

Broag Remeha

Buderus

Burco Maxol

Caradon Ideal

Chaffoteaux

Chaffoteaux et Maury

Charles Portway & Son

Claudio GR (Vokera)

Clyde

Coopra BV

Daikin

DD Heating

De Dietrich

De Dietrich Thermique

Dimplex

E.C.A.

Eco Hometec (UK)

Econoflame

EHC

Elco

ELCO Klockner Heiztechnik

Eurocal

Europa

EUROTERM

Evo

Express

Fagor Electrodomesticos S.Coop

Fer

Fer Industrie

Ferroli

Firebird

Firebird Enviromax

Fonderie Sime

Fondital

Fontecal

GAH Heating Products

GEM

Geminox

Gerkros

Gledhill

Glotec

Glow-worm

Grandee

Grant

Halstead

Heating World Group

Heatline

HEB Boilers

Hepworth Heating

Hermann Srl

Hoval

HRM

HRM Boilers

Husqvarna

Hyrdoline

i-mini

ICI Caldaie

icon Heating

Ideal

Ikon

Intergas

iQE

IRSAP

Itho Images bv

Jaguar

Johnson & Starley

Keston

Kidd VHE

Lamborghini

Lamborghini Caloreclima

Main

Malvern

Maxol

Merlin

MHS Boilers

Mikrofill

Mistral

Mistral Boilers

Morco

Motan

Myson Combustion Products

Navien

Nefit Buderus Ltd

Nova Florida

NST

Oceanspa

Optia

Parkray

Perrymatics

Potterton

Potterton International Heating

Potterton Myson

Potterton Myson Heating

Powermatic

Powermax

Pro

Protherm

Quantum

R H Ingham

Radiant

Ravenheat

Remeha

Rhino Savannah

Rinnai UK

ROC

Rotex

Sabre

Sarigas

Saturn

Saunier Duval

Scottish Gas

Servowarm

Sile SpA

sime

Sime Heating Products (UK)

Solarcombi

Strebel

Termet

The White Boiler Company

Thermeco

Thorn EMI Heating

Trianco

Trisave

Turco

Turkington Engineering

Unical

Vaillant

Viadrus

Viessmann

Vokera

Vokèra BY RIELLO

Warmflow

Warmworld

Wickes

Wolf

Worcester

Yorkpark

Other Boilers

Baxi Heating Wm 282rs

Baxi Heating•65.0%

Atmos Atmos Compact System Boiler N30B

Atmos•89.4%

Baxi Duo-tec Combi 24 HE LPG

Baxi•91.0%

Boulter Eco-System 19/26

Boulter•84.2%

Baxi Heating Boston 60 RS

Baxi Heating•55.0%

ATAG Q38S

ATAG•89.4%

Quick Actions

Efficiency Calculator Check Eligibility

Conventional Boilers

15 premium models available

High Efficiency

Merlin 2000 80/100 BL

Fuel Type

Oil

Power Output

23.4 - 29.3

Method

Non-Condensing

View Full Details

ECO4 Eligible

Merlin 2000 80/100 CF

Fuel Type

Oil

Power Output

23.4 - 29.3

Method

Non-Condensing

Fuel Type

Oil

Power Output

17.6 - 23.4

Method

Non-Condensing

Fuel Type

Oil

Power Output

17.6 - 23.4

Method

Non-Condensing

Fuel Type

Oil

Power Output

11.7 - 17.6

Method

Non-Condensing

Fuel Type

Oil

Power Output

11.7 - 17.6

Method

Non-Condensing

Fuel Type

Oil

Power Output

13.2 - 19

Method

Non-Condensing

Fuel Type

Oil

Power Output

13.2 - 19

Method

Non-Condensing

Fuel Type

Oil

Power Output

19 - 27.8

Method

Non-Condensing

Fuel Type

Oil

Power Output

19 - 27.8

Method

Non-Condensing

Fuel Type

Oil

Power Output

29.3 - 44

Method

Non-Condensing

Fuel Type

Oil

Power Output

29.3 - 44

Method

Non-Condensing

View Full Details

ECO4 Eligible

Merlin Internal Wall Hung 40/65 BL

Fuel Type

Oil

Power Output

11.7 - 19

Method

Non-Condensing

View Full Details

ECO4 Eligible

Merlin Internal Wall Hung 40/65 CF

Fuel Type

Oil

Power Output

11.7 - 19

Method

Non-Condensing

View Full Details

ECO4 Eligible

Merlin Internal Wall Hung 40/65 EXT

Fuel Type

Oil

Power Output

11.7 - 19

Method

Non-Condensing

View Full Details

ECO4 Eligible

Smart Tools for Merlin

Specialized Tools & Calculators

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Merlin Calculator

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Compare Merlin Models

Compare different Merlin boiler models side by side with detailed specifications and performance metrics.

Model-to-model comparison

Detailed specifications

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A+ rated Merlin models

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