The Telford Tempest Horizontal Stainless Steel Indirect 125L Unvented Cylinder provides a dependable hot water storage solution for smaller to medium-sized households. With a 125-litre capacity, durable stainless steel construction and an indirect heating design, it is well suited to installations where reliable hot water performance and limited vertical space are key considerations.
Designed for horizontal installation, this Tempest unvented cylinder has a compact 510mm diameter, 935mm width and 610mm height. Its white finish allows it to integrate neatly into a range of installation environments.
125L Capacity
Stainless Steel
Indirect Heating
Horizontal Unvented
125 Litre Capacity
Suitable for smaller to medium-sized households with lower hot water demand.
Stainless Steel
Durable stainless steel construction designed for long-term use.
Indirect Heating
Uses an external heating source to heat the stored hot water.
Horizontal Design
Designed for horizontal installation where vertical space is limited.
Applications & suitability
Smaller Households
A 125-litre capacity suited to homes with lower hot water requirements.
Limited Vertical Space
Horizontal orientation makes it suitable for installation areas where vertical space is restricted.
Indirect Heating Systems
Designed for indirect hot water heating using an external heat source.
Unvented Installations
An unvented cylinder design for hot water storage without additional venting.
Key specifications
| Product Code |
152789 |
| MPN |
TSMI125H |
| Cylinder Type |
Unvented Cylinder |
| Capacity |
125 Litres |
| Material |
Stainless Steel |
| Connection Size |
1.75 mm |
| Range |
Tempest |
| Indirect/Direct |
Indirect |
| Colour |
White |
| Diameter |
510 mm |
| Width |
935 mm |
| Height |
610 mm |
| Weight |
165 kg |
| Orientation |
Horizontal |
| Vented/Unvented |
Unvented |
Installation & compatibility
The Telford Tempest TSMI125H is designed specifically for horizontal installation and indirect hot water heating. Its unvented configuration provides a practical hot water storage solution where vertical installation space is limited. Installation should be carried out using the appropriate connections and installation requirements for the cylinder.
Design & performance benefits
Compact Horizontal Format
The horizontal configuration helps make use of installation areas with restricted vertical clearance.
Stainless Steel Construction
Stainless steel construction provides a durable cylinder material for hot water storage.
Indirect Operation
Designed to work with an external heat source for hot water heating.
125L Storage Capacity
Provides 125 litres of hot water storage for smaller to medium-sized household requirements.
Additional installation features
Horizontal Orientation
Specifically designed for horizontal installation.
Unvented Design
Provides an unvented hot water storage configuration without the need for additional venting.
White Finish
Classic white finish suitable for a range of installation environments.
Ideal for
Smaller Homes
Suitable for households with lower hot water demand.
Medium-Sized Households
125-litre storage capacity for moderate domestic hot water requirements.
Space-Limited Installations
Horizontal format is useful where vertical installation space is restricted.
Indirect Hot Water Systems
Designed for indirect heating applications using an external heat source.
The Telford Tempest Horizontal Stainless Steel Indirect 125L Unvented Cylinder combines a practical 125-litre capacity, stainless steel construction and horizontal unvented design for reliable domestic hot water storage where space is limited. Order now to enhance your hot water installation with a compact Tempest cylinder designed for indirect heating applications.
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🆓 Free Local Delivery (Orders £100 & above)
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Customers can also choose to collect their order from our store in
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