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UK420 > Cultivation > Growroom Design > Lighting
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  1. Reflector (2 replies)
  2. Using Mh & Hps Question (4 replies)
  3. Time For A New 400w Bulb (1 reply)
  4. Which Bulbs To Use For Veg (8 replies)
  5. Ballast Wiring (13 replies)
  6. Mh And Hps Bulbs!use On Same Ballast? (6 replies)
  7. Light Rail (12 replies)
  8. Reflectors (45 replies)
  9. Quick Question - Poot Pl90e, Contactor Needed? (2 replies)
  10. Light Chart, Distance, Plant Height. (14 replies)
  11. Techie Lighting Questions (3 replies)
  12. First Few Weeks Of Growth... (2 replies)
  13. 250w Bulbs With 400w Ballast, Good Or Bad? (12 replies)
  14. Digital (2 replies)
  15. Those Purple Flourescent Energy Saving Envirolight Type Lights. (4 replies)
  16. Reflectors (8 replies)
  17. Ballast Question (0 replies)
  18. 2 X 600w Cooltube Setup (13 replies)
  19. Ideal Floorspace For 600 W Hps (8 replies)
  20. Extension... (2 replies)
  21. 400w Ballast & 600w Lamp. (15 replies)
  22. Science!! (3 replies)
  23. Red Hot Pensioner? (1 reply)
  24. Socket / Type Of Contactor Help Please (4 replies)
  25. Moved: Ledgrow Lights (-- replies)
  26. Veg Room Lighting.. (8 replies)
  27. How Do You Hang Your Hps (15 replies)
  28. Supplemental Lighting (11 replies)
  29. Thinking Ahead. (6 replies)
  30. Need Help Asap! (3 replies)
  31. Envirolight Issues. (11 replies)
  32. Has Anyone Tried.... (10 replies)
  33. Moved: Miniature Led Grow (-- replies)
  34. Envirolight Questions (3 replies)
  35. Ecotechnics Powerstar 1kw 1way Contactor (6 replies)
  36. A Lil Advise Please!? (1 reply)
  37. Extension Leads (5 replies)
  38. Lighting (2 replies)
  39. Where To Get E40s (1 reply)
  40. Fluroescent Wiring Help Req'. (8 replies)
  41. Is This Too Much Light ? (6 replies)
  42. Question (9 replies)
  43. Best Online Cheap Supplier?? Any Suggestions? (1 reply)
  44. Digital Ballast & Light From Uk420shop (3 replies)
  45. 2 Cfls 1 Plug...no Problem? (8 replies)
  46. How Long Do Bulbs Last With Digital Ballsts (1 reply)
  47. Digital Ballasts And Rf Emissions (20 replies)
  48. Uv Light (4 replies)
  49. Envirolights-do They Fit Into Reflectors? (6 replies)
  50. 50w Cfl's??? (5 replies)
  51. Lumatek Ballasts & Lampholder Cord (2 replies)
  52. 400w Digi Poot Choice Of 4 Diff Bulbs Went For Son T Plus Any Good ? (5 replies)
  53. Lighting Is Done In A Very Un-natrual Way (4 replies)
  54. Will A Mh Conversion Bulb Work In A Mh Ballast? (0 replies)
  55. 250 Son-t (4 replies)
  56. Sonotronic Timer (0 replies)
  57. Floodlights (4 replies)
  58. When To Change Light (20 replies)
  59. 70 Watt Son For Veg (1 reply)
  60. What Is A Contact Relay/contacter?? & A Ruck Fan Question :o) (6 replies)
  61. Whats Wrong With My Ballast? (11 replies)
  62. Quick Question On Air Cooled Shades (1 reply)
  63. 400 W (4 replies)
  64. Chuck Them All In? (1 reply)
  65. Lighting (1 reply)
  66. Little Lighting Help (4 replies)
  67. Pro Ultralite Reflectors & Distance From Plant Tops (1 reply)
  68. Heat Diffrence Bewteen A 250w And A 600w Hps (5 replies)
  69. Veg Lights. (6 replies)
  70. Envirolite Reflectors Mix And Match Bulbs? (2 replies)
  71. Blue Spectrum In Flowering Stage? (2 replies)
  72. 400w Sylvania Grolux Son T Plus Lamp / Bulb (3 replies)
  73. Just Another Reason.... (2 replies)
  74. Newbie Light Question (3 replies)
  75. Trip Switches (1 reply)
  76. 250 W Hps In 400w Ballast (4 replies)
  77. Dodgey Ballast (5 replies)
  78. Lights (6 replies)
  79. Nlite Super Hps Or Growlux (0 replies)
  80. 250w Envirolite? (14 replies)
  81. Contactor (6 replies)
  82. Lighting Suggestions For Growing, Flowering? (18 replies)
  83. Contactor Needed ? (4 replies)
  84. Are These The Same (0 replies)
  85. New Bulb (6 replies)
  86. Envirolite 24 Hour Timer. (2 replies)
  87. Using Energy Savers (4 replies)
  88. Uvb Stress? (4 replies)
  89. Can I Change My 400 Mh To Hps (2 replies)
  90. Lighting (0 replies)
  91. Watts Per Square Foot (3 replies)
  92. Light Distance (1 reply)
  93. I Need A 250hps (22 replies)
  94. Edinburgh Castle Replaces "ageing 1970s Sodium Lighting" (7 replies)
  95. 250 Watt Hps/mh (13 replies)
  96. Budbox Med Waiting On My Cooltube (1 reply)
  97. Smallest/cheapest Lights? (15 replies)
  98. Lighting (3 replies)
  99. 250w Lumatek Digital Ballast/adapter? (2 replies)
  100. 200w Enviro Blue Spectrum (5 replies)
  101. Enviro Or Hps For Veg. (13 replies)
  102. Broken Ventronic Ballast (4 replies)
  103. Change Of Plans (1 reply)
  104. Any1 Veged Under A 124w Envirolight? (10 replies)
  105. Bulb Wattage And Ballast Sizes (9 replies)
  106. Dual Spectrum Bulb Or Hps/mh Conversion Light? (8 replies)
  107. Decent Grow With Led???? (1 reply)
  108. New Uk Household Lamp Regs (4 replies)
  109. Cleaning Coottubes (5 replies)
  110. Budget Lighting Systems, Fancy Reflectors And What Not (9 replies)
  111. Uv Lights (5 replies)
  112. Help My Lights Stopped Coming On Straight Away (26 replies)
  113. Contactor (2 replies)
  114. Agrosun Gold (5 replies)
  115. House Hold Cfl (28 replies)
  116. 400watt Hps System Need Help Deciding Which (2 replies)
  117. Wiring Enviro's (2 replies)
  118. What Bulbs Lights Enviro Lights (9 replies)
  119. Envirolight Repair? (4 replies)
  120. Envirolight Can I Use And Hps Bulb In It (0 replies)
  121. Pre Used Shade (2 replies)
  122. All About Leds (88 replies)
  123. Red, Blue Or Both (2 replies)
  124. Envirolite Blown My Load (3 replies)
  125. What Lights To Use This Time Round? (1 reply)
  126. Growroom Tool Says (8 replies)
  127. Relay Question?? (2 replies)
  128. Looking For A Light To Veg (9 replies)
  129. Hps Vs Enviro (13 replies)
  130. Metal Halide's (3 replies)
  131. 150w Hps (1 reply)
  132. Lghit Leaks, And Lots Of 'm (5 replies)
  133. Red And Blue Enviros (10 replies)
  134. E40 Socket (4 replies)
  135. Envirolite Options (2 replies)
  136. Just A Quickie (8 replies)
  137. Growlux,sunmaster,etc.-which Is Best? (23 replies)
  138. Sox Lamps, 33% Brighter, But Ignored (6 replies)
  139. Dichroic Hot Mirrors (1 reply)
  140. Have I Fried My Ballast? (11 replies)
  141. Dying Hps Lamp? (5 replies)
  142. 4 Way Plug Adapters (3 replies)
  143. Fish Tank Fluros Ok For Germ/veg (3 replies)
  144. Too Much Light (12 replies)
  145. Which Bulbs Best.?? (3 replies)
  146. More Advice On Fans / Ducting For My Cool Tube Please (17 replies)
  147. Medium Base Versus Mogul Base? (1 reply)
  148. Reflectors (0 replies)
  149. Two Lights (400w's) One Contacter? (10 replies)
  150. New Lumatek 250w Won't Always Light? (2 replies)
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