Resources for specifiers
Manuals, datasheets, sizing charts, certificates and drawings — everything you need to specify our calorifiers, cylinders and buffer vessels, in one place.
Installation, operation & maintenance manuals
Commercial O&M manuals for calorifiers, heat exchangers, packaged plant and steam ancillaries, plus installer manuals for domestic cylinders and thermal stores.
- PAGEFind a manual by productThe manuals and datasheets we publish, by product, searchable
Domestic Unvented Cylinder Installer Manual (120L to 300L)1.4 MB (opens in a new tab)
EcoTherm Thermal Store Installation Instructions2.6 MB (opens in a new tab)
Buffer vessel installation, operation and maintenance manual196 KB (opens in a new tab)
Direct storage cylinder installation, operation and maintenance manual154 KB (opens in a new tab)- Indirect storage cylinder installation, operation and maintenance manual159 KB (opens in a new tab)
- Storage calorifier installation, operation and maintenance manual163 KB (opens in a new tab)
- Electric storage calorifier installation, operation and maintenance manual169 KB (opens in a new tab)
- Gasketed plate heat exchanger installation, operation and maintenance manual153 KB (opens in a new tab)
Product datasheets
Product information sheets with capacities, dimensions, heat loss and ErP class for each range. Every product page also has its spec tables and downloads.
Sizing guides & technical data
Charts and fact sheets to help size and specify hot water storage.
- PAGEDesign tools: hot water storage sizing and cylinder heat lossOnline calculators, with every assumption shown
- PAGETechnical guidesEvery in-depth guide, grouped by the question it answers
Hot Water Storage Chart50 KB (opens in a new tab)- FACT SHEET 1 - Corrosion of Cylinders953 KB (opens in a new tab)
- PAGEHeat pump cylinders: what to look forCoil size, coil bore and insulation, in plain English
- PAGEStratification in thermal stores and buffer vesselsDiffusers, sparge pipes, baffle plates, CO₂ heat pumps and CIBSE CP1
- PAGELegionella control and safe hot water storageHSE L8 and HSG274 temperatures, heat pumps, dead legs and a specifier’s checklist
- PAGETechTalk 1: Corrosion of cylinders
- PAGEHot water sizing help from our engineersSend us the demand and we’ll size it
Certificates & approvals
Our quality and compliance certification. Approval or test certificates for a specific product or order are available on request.
CAD drawings & BIM
We design in Autodesk Inventor and can provide detailed drawings and 3D models in a range of formats for your BIM or system model. Dimensional drawings are also on each product datasheet.
Commercial
Terms of sale and warranty.
Can’t find what you need? Email sales@whcylinders.co.uk or call 0161 343 8610 and our technical team will send it over.
Need a cylinder built to your specification?
From 10 litres to 10,000 litres, our Manchester team designs, manufactures and tests every vessel in-house. We confirm and respond to every bespoke enquiry within 48 hours, and standard range enquiries immediately. If you need a price on a standard product, don’t hesitate to call and speak to one of our team on 0161 343 8610.We confirm and respond to every bespoke enquiry within 48 hours, and standard range enquiries immediately. If you need a price on a standard product, don’t hesitate to call and speak to one of our team on 0161 343 8610.We confirm and respond to every bespoke enquiry within 48 hours, and standard range enquiries immediately. If you need a price on a standard product, don’t hesitate to call and speak to one of our team on 0161 343 8610.