Filter by
Sort
Filter by
Product Type
+ View More View Less (17)
Size
+ View More View Less (11)
Capacity
+ View More View Less (10)
Connection
+ View More View Less (11)
Dimensions
+ View More View Less (11)
Material
+ View More View Less (5)
Expansion Vessel and Vessel Pump (47 products)
BES stock the correctly sized expansion vessels to meet your needs. Including our new range of robokit compact vessels for when space is tight. Both types are 8, 12, 18 litre capacity vessels with the standard range having 24, 35, 50, 80, 105, litre capacity. All kitemarked to BS 4814. We also stock safety relief valves, mounting brackets, filling loops and sealed system filling kits. Read more Show less
Dry Trap Tundish - 15mm x 32mm Compression
Part number: 23731
The TeslaTun is both a dry trap and a tundish combined, incorporating a sea...
-
New Product
Just arrived. Latest version, etc.
Ex. VAT
£18.95
Save £3.55 (15%)
Inc. VAT
£22.74
Save £4.26 (15%)
Straight Filling Loop with Valve - 15mm
Part number: 15583
Metal braid filling loop comprising a DZR double check valve connected to e...
-
Bulk Savings
Save when you order 25 or more
Ex. VAT
£7.46
Inc. VAT
£8.95
Expansion Vessel Service Valve 3/4" BSP Union x BSP PM
Part number: 23730
Service valve for sealed heating system expansion vessel.
-
New Product
Just arrived. Latest version, etc.
Ex. VAT
£13.50
Inc. VAT
£16.20
Remote Filling Loop with Gauge - 15mm Compression
Part number: 22993
A remote filling loop for use in a sealed heating system which allows the e...
Ex. VAT
£11.21
Inc. VAT
£13.45
Expansion Vessel - 18 Litres
Part number: 20245
Sealed systems are the most commonly used form of central heating in Europe.
Ex. VAT
£45.98
Inc. VAT
£55.18
Expansion Vessel Central Heating - 50 Litres
Part number: 11638
Sealed system central heating expansion vessel.
Ex. VAT
£65.08
Inc. VAT
£78.10
Inta Safe-Group Vessel Fixing Kit with NRV
Part number: 24053
The Inta Safe-group consists of a wall fixing bracket designed to support a...
-
New Product
Just arrived. Latest version, etc.
Ex. VAT
£46.05
Inc. VAT
£55.26
Straight Filling Loop with Valve - 15mm
Part number: 8148
15 mm compression, brass stop valve, metal braided flexible hose and DZR do...
-
Bulk Savings
Save when you order 25 or more
Ex. VAT
£5.84
Inc. VAT
£7.01
Expansion Vessel Central Heating - 8 Litres
Part number: 11350
Sealed system central heating expansion vessel.
Ex. VAT
£18.54
Inc. VAT
£22.25
Expansion Vessel - 12 Litres
Part number: 20244
Sealed systems are the most commonly used form of central heating in Europe.
Ex. VAT
£47.00
Inc. VAT
£56.40
Expansion Vessel Central Heating - 24 Litres
Part number: 11636
Sealed system central heating expansion vessel.
Ex. VAT
£28.41
Inc. VAT
£34.09
Expansion Vessel Central Heating - 35 Litres
Part number: 11637
Sealed system central heating expansion vessel.
Ex. VAT
£40.29
Inc. VAT
£48.35
Mini Expansion Vessel Shock Arrestor - 1/2" BSP TM
Part number: 11355
Mini expansion vessel is a maintenance free device to accommodate small inc...
Ex. VAT
£12.75
Save £1.53 (10%)
Inc. VAT
£15.30
Save £1.84 (10%)
Expansion Vessel Central Heating - 12 Litres
Part number: 11351
Sealed system central heating expansion vessel.
Ex. VAT
£18.84
Inc. VAT
£22.61
Cordless Expansion Pressure Vessel Inflator
Part number: 22757
Vessel Jet is a hand held cordless high pressure air compressor with illumi...
Ex. VAT
£69.16
Inc. VAT
£82.99
Dry Trap Tundish - 15 x 22mm Compression
Part number: 23478
The TeslaTun is both a dry trap and a tundish combined, incorporating a sea...
Ex. VAT
£17.10
Inc. VAT
£20.52
Expansion Vessel - 24 Litres
Part number: 20246
Sealed systems are the most commonly used form of central heating in Europe.
Ex. VAT
£55.12
Inc. VAT
£66.14
Expansion Vessel Central Heating - 18 Litres
Part number: 11352
Sealed system central heating expansion vessel.
Ex. VAT
£23.98
Inc. VAT
£28.78
Expansion Vessel Mounting Bracket
Part number: 11353
Suitable for expansion vessels up to 25 litres.
Ex. VAT
£3.80
Inc. VAT
£4.56
Mini Expansion Vessel Shock Arrestor - 15mm
Part number: 23632
Stainless steel mini expansion vessel is a maintenance free device to accom...
-
Bulk Savings
Save when you order 10 or more
Ex. VAT
£18.58
Inc. VAT
£22.30
Expansion Vessel - 8 Litres
Part number: 20243
Sealed systems are the most commonly used form of central heating in Europe.
Ex. VAT
£44.34
Inc. VAT
£53.21
B11AN Adjustable Hydrostat
Part number: 20976
The pipe mounted hydrostat (water pressure switch) protects sealed heating ...
Ex. VAT
£65.31
Inc. VAT
£78.37
Straight Tundish Open - 15mm x 22mm Compression
Part number: 20924
Corrosion resistant, acetal co-polymer straight through tundish provides Ty...
Ex. VAT
£4.21
Inc. VAT
£5.05
Ex. VAT
£8.01
Inc. VAT
£9.61
Rectangular Cold Water Storage Tank 18L - 4 Galls
Part number: 17416
Water storage tank, for feed and expansion....
Ex. VAT
£5.62
Inc. VAT
£6.74
Arctic Hayes Pressure Vessel Hand Pump - 3m Hose
Part number: 22203
Arctic Hayes heavy duty pressure vessel hand pump with 0 to 14 bar gauge, f...
Ex. VAT
£31.53
Inc. VAT
£37.84
Sealed System Filling Kit for Expansion Vessels
Part number: 11354
Sealed system filling kit. Contains all the essential components required f...
Ex. VAT
£24.99
Save £4.92 (16%)
Inc. VAT
£29.99
Save £5.90 (16%)
Expansion Vessel Central Heating - 80 Litres
Part number: 22828
Free standing vessel with ¾" BSP TM side connection.Max.
Ex. VAT
£92.75
Inc. VAT
£111.30
Ex. VAT
£11.76
Inc. VAT
£14.11
Ex. VAT
£12.16
Inc. VAT
£14.59
