Jeff Kenna – författare

Visar alla böcker från författaren Jeff Kenna. Handla med fri frakt och snabb leverans.

2 produkter

1. 

   Windpumping Handbook

   Av Sarah Lancashire, Jeff Kenna m. fl.

   Häftad, 1987

   200 kr

   Lägg i varukorg

   Windpumping is an established technology, with over one million windpumps in use worldwide. A windpump needs no fuel, little maintenance and it usually lasts 20 years or more. Designs exist which are suitable for small-scale local .manufacture. The aim of this handbook is to help potential users …

2. 

   Solar Water Pumping

   A handbook

   Av Jeff Kenna, Bill Gillet

   Häftad, 1985

   228 kr

   Lägg i varukorg

   A 'state of the art' survey, with guides to costs and criteria for choice of pumping methods.