Plumbing :  NVQ and technical certificate level 2. 

 - 2nd ed. 
 - London :  Heinemann,  2008. 
 - vi, 474 p. :  chiefly col ill. ;  28 cm. +  cd-rom. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780435402501 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plumbing.