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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
• Mesa Buster Bass Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  This Cryo full upgrade kit consists of a Harma ECC83 STR Cryo in the pre amplifier ...In stock£298.00
  £253.30Buy Now
• Vox AC30 Heritage EL84 JJ Cryo Full Upgrade 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£258.00Buy Now
• Blackstar Artisan 30 EL84 JJ Full Upgrade Kit CryoBlackstar 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£258.00Buy Now
• Mesa DC10 Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  This Mesa DC10 full revalve kit consists of a Standard Gain Cryo Harma STR Pre amp ...In stock£304.00
  £258.40Buy Now
• Blackstar HT Stage 100 Head Classic EL34M Groove Tube Cryo Full Upgrade KitBlackstar Cryo Full Revalve KitsThis Classic Groove Tube EL34 Mullard Cryo upgrade kit is designed to provide a vintage sound with a touch ...In stock£260.00Buy Now
• Mesa Dual 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£290.00
  £261.00Buy Now
• Marshall Vintage Modern 2466 100 watt STR Harma Rec KT66 Relic Cryo Full Upgrade KitMarshall Amp Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  This STR Harma Rec KT66 Relic Cryo Full Upgrade Kit is designed to give you the ...In stock£308.00
  £261.80Buy Now
• Fender 1957 Custom Twin STR Groove Tube 6L6GC GE Full Upgrade Kit CryoFender Cryo Full Revalve KitsUntil now clear note definition, musical complexity and rich harmonic content was only attainable by using very rare ...In stock£264.00Buy Now
• Engl Invader 150 E640 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£312.00
  £265.20Buy Now
• Vox AC15 Heritage Dario EF86 Harma EL84 Retro Cryo Full Upgrade KitVox Cryo Full Revalve KitsVox AC15 Heritage Dario EF86 Harma EL84 Retro Cryo Full Upgrade Kit covers the AC15 1TV and AC15 HTH Head. Now the ...In stock£270.00Buy Now
• Mesa Mark 5 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£300.00
  £270.00Buy Now
• Diezel VH4 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£322.00
  £273.70Buy Now
• Marshall 30th Ann Series 6100 100 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£322.00
  £273.70Buy Now
• Blackstar Series One 104 Classic EL34M Groove Tube Cryo Full Upgrade KitBlackstar Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  This Classic Groove Tube EL34 Mullard Cryo upgrade kit is designed to provide the ...In stock£324.00
  £275.40Buy Now
• Marshall JCM 900 Series 2100 SLX 100 watt Classic 5881 Cryo full upgrade kitMarshall Amp Cryo Full Revalve Kits5881 Kit
  
  The Marshall JCM 900 Series 2100 SLX Classic 5881 Cryo full revalve kit is specially selected for ...In stock£276.00Buy Now
• Marshall 9100 dual mono block 50+50 watt Classic 5881 Cryo full upgrade kitMarshall Amp Cryo Full Revalve KitsThe Marshall 9100 5881 100+100 dual mono block amplifier Classic 5881 Cryo full revalve kit is specially selected for ...In stock£276.00Buy Now
• Fender Twin Reverb 1965 Custom Reissue STR Groove Tube 6L6GC GE Full Upgrade Kit CryoFender Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£328.00
  £278.80Buy Now
• Fender Twin Reverb 1965 Reissue STR Groove Tube 6L6GC GE Full Upgrade Kit CryoFender Cryo Full Revalve KitsSpecial Offer 15% Discount
  
  Until now clear note definition, musical complexity and rich harmonic content was ...In stock£328.00
  £278.80Buy Now
• Orange Dual Terror Classic EL84 Retro Full Upgrade Kit CryoOrange Cryo Full Revalve KitsOrange Tiny Dual Terror Classic Retro Cryo full revalve upgrade kit uses a combination of Cryo Harma ECC83 Retro and ...In stock£280.00Buy Now
• Mesa Dual Rectifier Harma 5881 STR Cryo Full Upgrade KitMesa Boogie Cryo Full Revalve KitsSpecial Offer 20% Discount
  
  The Harma STR 5881 Cryo Upgrade kit is designed to give you the best balance of clean ...In stock£350.00
  £280.00Buy Now
• Marshall Signature series YJM 100 head Classic EL34 Retro Cryo full upgrade kitMarshall Amp Cryo Full Revalve KitsThe Marshall YJM 100 Classic Retro cryo full upgrade kit is specially selected for Marshall YJM 100 head. The Classic ...In stock£284.00Buy Now
• Marshall JCM 900 Series 2100 SLX 100 watt Classic EL34 Retro Cryo full upgrade kitMarshall Amp Cryo Full Revalve KitsThe Marshall JCM 900 Series 2100 SLX Classic EL34 Retro Cryo full revalve kit is specially selected for Marshall J.C.M ...In stock£284.00Buy Now
• Marshall JCM 2000 Series DSL 100 watt Classic EL34 Retro Cryo Full Upgrade KitMarshall Amp Cryo Full Revalve KitsThe Marshall JCM 2000 Series DSL Classic EL34 Retro Cryo full revalve kit is specially selected for Marshall JCM 2000 ...In stock£284.00Buy Now
• Marshall JCM 2000 Series TSL 100H 100 watt Classic EL34 Retro Cryo full upgrade kitMarshall Amp Cryo Full Revalve KitsThe Marshall JCM 2000 Series TSL Classic EL34 Retro Cryo full revalve kit is specially selected for Marshall JCM 2000 ...In stock£284.00Buy Now
• Marshall 9100 dual mono block 50+50 watt Classic EL34 Retro Cryo Full Upgrade KitMarshall Amp Cryo Full Revalve KitsThe Marshall 9100 EL34 50+50 dual mono block amplifier Classic EL34 Retro Cryo full revalve kit is specially selected ...In stock£284.00Buy 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