The Horizontal Autoclave or Horizontal Sterilizer we manufacture is built using highly durable stainless steel construction of 304 grade stainless steel. Our machines consist of external chamber, internal chamber, boiler, lid and jacket – all constructed using 304 grade stainless steel. Three way valve or multiport valve of stainless steel construction is used in our horizontal aut... https://www.bionicsscientific.com/autoclave-sterilizer/horizontal-type-autoclave-steam-sterilizer.php