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H & R Resources was created by Dick Knighton in 2001 to supply the fan industry with software tools at affordable prices. Dick has been involved in the design and manufacturing of Centrifugal and Axial fans for over 30 years with companies such as Howden, Novenco, Aerex and Chicago Blower. He has been writing software applications and fan programs for over 20 years!

H & R Resources know about fan problems, how to solve them and most importantly how to design fans correctly in the first place.

Try Centrix software, the ultimate fan selection program, to design and cost centrifugal fans, produce drawings on the fly and more.

Use Silencer design software to size and cost rectangular and circular attenuators.

If you need to select limits and fits for shafts and hubs try Limitz software. Tolerances comply with ISO286 parts 1 and 2. Fast, accurate and easier to use than standard tables

Use Belt Guard Designer to produce belt guard drawings quickly and easily.

Take up allowances are automatically calculated and the back plate slot length adjusted to suit the take up and take account of the guard angle.

Ideal for all Vee belt drive applications.

Custom written software to suit your needs. Fan selection programs, special database programs and costing programs can be written to suit your requirements. Impeller stressing and engineering calculations done on a job basis. Finite element analysis undertaken.

Contact H & R Resources for your needs.

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