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Products > Full Revalve Kits Cryo

These Cryo treated full revalve kits use specially chosen and Cryo Treated valves to help you attain the best sound from your amplifier. The valves have been specially chosen for their sound characteristic. They are specially position matched as to their function in your amplifier.They are selected for gain, triode balance, low noise and microphonics.These kits are backed by over 16 years of experience in selecting pre amp valves for professional musicians who trust their sound to Watford valves. The Cryo Treated valves give improvements in clarity,tonal definition and richer smoother distortion. These kits are the ultimate upgrade regardless of brand name.

• NameBrandCommentStockPrice PhotoOrder
• Cornford Roadhouse 30 6L6GC JJ Full Cryo Upgrade KitCornford Cryo Full Revalve KitsJJ valves a renowned around the world for their superb sound quality. By Cryo treating the JJ valves the cryo process ...In stock£148.00Buy Now
• Cornford Roadhouse 50 6L6GC JJ Full Cryo Upgrade KitCornford Cryo Full Revalve KitsJJ valves a renowned around the world for their superb sound quality. By Cryo treating the JJ valves the cryo process ...In stock£148.00Buy Now
• Mesa Single Rectifier 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...In stock£166.00
  £149.40Buy Now
• Mesa Rectoverb Solo 50 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...In stock£166.00
  £149.40Buy Now
• Mesa Nomad 55 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...In stock£166.00
  £149.40Buy Now
• Mesa Express 5.50 Plus 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoMesa Boogie Cryo Full Revalve KitsSpecial Offer 10% Discount
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...In stock£166.00
  £149.40Buy Now
• Fender Custom Vibro King 12AX7WA Vintage Harma 6L6GC Retro Full Upgrade Kit CryoFender Cryo Full Revalve KitsSpecial Offer 10% Discount
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC Retro ...In stock£166.00
  £149.40Buy Now
• Blackstar Series One 45 STR Marshall EL34B Cryo Full Upgrade KitBlackstar Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Blackstar Series One 50 STR Marshall EL34B Cryo Full Upgrade KitBlackstar Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Bugera T50 Infinium STR Marshall EL34B Cryo Full Upgrade KitBugera Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Cornford MK50 Mark 2 STR Marshall EL34B Cryo Full Upgrade KitCornford Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Diezel Big Max STR Marshall EL34B Cryo Full Upgrade KitDiezel Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Engl Artist Edition E653 Vintage 50 STR Marshall EL34B Cryo Full Upgrade KitEngl Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Engl Retro Tube E762 50 STR Marshall EL34B Cryo Full Upgrade KitEngl Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Friedman BE 50 Deluxe STR Marshall EL34B Cryo Full Upgrade KitFriedman Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Friedman Runt 50 STR Marshall EL34B Cryo Full Upgrade KitFriedman Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Jet City Amelia 50 watt STR Marshall EL34B Cryo Full Upgrade KitJet City Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Sound City Master Lead 50 STR Marshall EL34B Cryo Full Upgrade KitSound City Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£176.00
  £149.60Buy Now
• Marshall JCM 2000 Series TSL 60H 60 watt STR Marshall EL34B Cryo Full Upgrade KitMarshall Amp Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  The Marshall EL34B & Harma ECC83 STR Cryo Full upgrade kit is our best-selling kit as ...In stock£176.00
  £149.60Buy Now
• Marshall JCM 2000 Series DSL 50 watt STR Marshall EL34B Cryo Full Upgrade KitMarshall Amp Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  The Marshall EL34B & Harma ECC83 STR Cryo Full upgrade kit is our best-selling kit as ...In stock£176.00
  £149.60Buy Now
• Blackstar HT Metal 60 Harma 7025 STR 5881 Cryo Full Upgrade KitBlackstar Cryo Full Revalve KitsThis Blackstar HT Metal 60 5881 Cryo upgrade kit with a simple re bias of the output valves provides the classic tight ...In stock£150.00Buy Now
• Cornford Hurricane EL84 JJ Full Upgrade Kit CryoCornford Cryo Full Revalve KitsJJ valves a renowned around the world for their superb sound quality. By Cryo treating the JJ valves the cryo process ...In stock£150.00Buy Now
• Vox AC15 Handwired Series EL84 JJ Cryo Full Revalve KitVox Cryo Full Revalve KitsJJ valves a renowned around the world for their sound quality. So the cryo process transforms a good sounding valve in ...In stock£150.00Buy Now
• Fender Bassman 1959 12AX7WA Vintage Harma 6L6GC Retro 5U4GB Full Upgrade Kit CryoFender Cryo Full Revalve Kits5U4GB Option
  
  Special Offer
  
  This Harma 12AX7WA Vintage cryo preamp upgrade kit combined the Harma 6L6GC ...In stock£176.00
  £156.00Buy Now
• Engl Special Edition E670 100 Marshall EL34B Cryo Full Upgrade KitEngl Cryo Full Revalve KitsEL34 option
  
  Until now clear note definition, musical complexity and rich harmonic content was only attainable by ...In stock£190.00
  £161.50Buy Now

Specials

• 
  EL34/EL34B STR-TAD SPECIAL OFFER
  Special Offer 15% Discount
  
  The TAD EL34B STR has been around for many years now and this valve has a number of ...
  £22.00  £18.70
• 
  EL84-SOVTEK
  Special Offer 20% Discount Limited Stock
  
  The Sovtek EL84 has been the industry standard go to EL84 for over 25 ...
  £24.00  £19.20
• 
  GZ34/5AR4-SOVTEK
  Special Offer 15% Discount
  
  The Sovtek GZ34 5AR4 a very well made modern full wave rectifier. The valve uses ...
  £32.00  £27.20
• 
  211-PSVANE CLASSIC SERIES
  Special Offer 15% Discount<>br>
  Psvane 211 Classic Series is a directly heated audio power triode for High end Audio ...
  £115.00  £97.75
• EF86-HARMA RETRO£26.00  £23.40
• Bugera 6262 Infinium£254.00  £228.60
• Way Huge WM22 Smalls£132.50  £119.25