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UK420 > Cultivation > Growroom Design > Lighting
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  1. Pinned: Digital Ballasts And Lumens/lux? (273 replies)
  2. Pinned: lighting hint (116 replies)
  3. Pinned: Effects of differing wavelengths of light on cana growth. (117 replies)
  4. Pinned: Light Keeps Killing Timers (220 replies)
  5. Pinned: Lighting Requirements And Area Calculator (40 replies)
  6. Pinned: Total Lumens per Light (28 replies)
  7. Pinned: Disclaimer. (0 replies)
  8. Lighting Mix - Metal Halides+hps (3 replies)
  9. Need Help With My Hps Light. (11 replies)
  10. Magnetic Ballasts Vs Digital (44 replies)
  11. How To Fix Those Shit Easy (ezi) Rollers (18 replies)
  12. Timer Plugs (9 replies)
  13. 11 1/2 Hrs Light-12 1/2 Hrs Dark Is This Ok? (3 replies)
  14. Is Anyone Mixing Led Ufo's With Low Power Sodiums? (16 replies)
  15. Moved: Starting My Babies Off.... (-- replies)
  16. 24hr To 20/18hr In Veg (2 replies)
  17. easi-rollers (13 replies)
  18. Diy Rollers For Light Mover Cables (15 replies)
  19. Son T Comfort To Use Or Not To Use? (3 replies)
  20. Cfls And Timers (24 replies)
  21. Sulphur Plasma Lamps (66 replies)
  22. flood light. can it be used for grow need help (9 replies)
  23. Wiring Question (14 replies)
  24. Confused About Mh + Sont Lamps!! (10 replies)
  25. What Kind Of Lights I Need For Lowryders??? (3 replies)
  26. Is The Grow Star Reflector Any Good? (13 replies)
  27. Help (3 replies)
  28. Hps (5 replies)
  29. Powering 1000w With Avr Silent Generator?! (17 replies)
  30. 30 Watt Cfl (10 replies)
  31. T4 Lights (2 replies)
  32. Help Please (0 replies)
  33. 1000w In A Mini Growstar (0 replies)
  34. How Long Do Ballasts Last (14 replies)
  35. Supplimenting 600w Hps With Standard Domestic Lights... (5 replies)
  36. Which Type Of Lighting ? (4 replies)
  37. If Using A Dual Spec Lamp (4 replies)
  38. Some Suggestions To Why Its Not Working? (6 replies)
  39. 20h Darkness (4 replies)
  40. Timer Malfunction :-( (3 replies)
  41. Time For Shopping (0 replies)
  42. Blown Ballast?? (1 reply)
  43. Contactor Question. (4 replies)
  44. Aggro-lite (2 replies)
  45. I Think I Have My Answer, Just Want 2 B Sure (15 replies)
  46. Setting Up A Greens Parabolic Reflector (9 replies)
  47. What Light (7 replies)
  48. 2x600w In 150mm Cool Tubes (10 replies)
  49. How Long Do Bulbs Last (4 replies)
  50. Adjusta A Wing (8 replies)
  51. Tripping Fusebox (17 replies)
  52. Cheap Light 2 Start My Girls Off??? (8 replies)
  53. Poo'ing Myself (45 replies)
  54. Adding Light And Vertical+horizontal Style (3 replies)
  55. 250w Hps In This Space? (10 replies)
  56. 125w Cfl Bulbs For Propagation (8 replies)
  57. Lighting/heath With 250w Hps (5 replies)
  58. 5" Cooltube Dimensions? (2 replies)
  59. Light....,...height (7 replies)
  60. 13/11 (11 replies)
  61. Energy Smart Meter With Economy 7? (25 replies)
  62. Timer Trouble?? (15 replies)
  63. Changing From M/h To Hps (2 replies)
  64. Mylar Reflector For A Cooltube??? (1 reply)
  65. Led (14 replies)
  66. More Lights ???????? (2 replies)
  67. 400w Or 600w In A Dr100. (19 replies)
  68. 2nd Grow - Need Lighting Advice (2 replies)
  69. 2 Core To 3 Core,possible? (10 replies)
  70. What Lights In A 1.9m(w) X 2.0m(l) X 2.2m(h)area? (6 replies)
  71. Help Me...! ;d (1 reply)
  72. Ballast (20 replies)
  73. 400 Watt Bulb In 600watt Ballast (2 replies)
  74. Lumatek 400w Digital Hps Any Good? (19 replies)
  75. Lighting In My 1.2m2 Tent (2 replies)
  76. Maxibright Compact Ballast 600w (2 replies)
  77. Digital Ballasts Are They Worth It (28 replies)
  78. Bulb Grease / Lubrication (7 replies)
  79. Fluorescent Tubes (9 replies)
  80. Dr60 + 400w Cooltube? (0 replies)
  81. Clf Question (6 replies)
  82. How Many Watt = The Sun (20 replies)
  83. Adding Another 600w (6 replies)
  84. Lumatech Digital Ballast Super Lumen Switch (7 replies)
  85. Contactor (18 replies)
  86. Veg Lites Cfl Or Use My 600 ? (7 replies)
  87. Upgrading? (0 replies)
  88. Cfl Lights (3 replies)
  89. Cfl Lights? (0 replies)
  90. Help With Seedlings (2 replies)
  91. Shopping For Lights (10 replies)
  92. Lightrail3.5 Add A Lamp Kit (6 replies)
  93. When Do You Put Seedlings Under Propagation Lights? (4 replies)
  94. Dual Spectrum Vs Hps (14 replies)
  95. Hid Lamp Cutting Out (2 replies)
  96. Mixed Lighting And Flowering Times ? (0 replies)
  97. Buying New Lamps Often Seems To Be Overrated (12 replies)
  98. Some Advice On Bulbs Please (2 replies)
  99. Does The Reflector Make A Difference? (0 replies)
  100. Help Me Choose A New Reflector (27 replies)
  101. Grow With 600watt Flowering Bulb (8 replies)
  102. Mh Question Plz.... (2 replies)
  103. Ticking Ballast But Working Fine (6 replies)
  104. When To Move Light Closer? (4 replies)
  105. 400 Watt Ballast And Contactor (3 replies)
  106. Do I Need A Contactor With A 250 Watt Light. (9 replies)
  107. Lighting & Tent Dilemma (25 replies)
  108. Problem Wiht Lighting (5 replies)
  109. Advice On Lights For A Half Wit. (9 replies)
  110. Cfl Wobbling (6 replies)
  111. Plants Per Light (1 reply)
  112. Cfl`s For Vegging??? (6 replies)
  113. Potential 250w Ballast Problem (0 replies)
  114. Osram Dulux L55w (6 replies)
  115. 250 Hps Or 400 Hps (11 replies)
  116. Dodgy Bulb? (7 replies)
  117. Ballast Heat Question (5 replies)
  118. 1 Or 2 Lights In Tent ? (18 replies)
  119. Can I Put My Week Old Seedlings Under A 250 Halide? (8 replies)
  120. Help Mt Timers Have Blowen (19 replies)
  121. Which Light For Seeds/cuttings And First Week Or Two Of Veg (3 replies)
  122. Sun Circles (0 replies)
  123. Ballasts And Power Cuts (1 reply)
  124. Ballasts (2 replies)
  125. Light To Powerful For Space? (8 replies)
  126. Advice On Setup (19 replies)
  127. Any One Use Cfls ? (5 replies)
  128. Lights (13 replies)
  129. Hanging A 600w Bulb Vertically (7 replies)
  130. What Do You Use To Clean Grostar Reflectors? (13 replies)
  131. 70w Metal Halide (2 replies)
  132. Cooltube help... (6 replies)
  133. My New Bulb (17 replies)
  134. Standing Ballasts On Bricks (2 replies)
  135. Yyeeessssss!! 750w Lumateks Now Available In Uk (21 replies)
  136. 2x600hps (19 replies)
  137. Which Bulb To Usein Grow (3 replies)
  138. When To Change From Mh To Hps (9 replies)
  139. What Fuse? (2 replies)
  140. 2x2x4 Grow Tent (4 replies)
  141. Faulty Sunmaster 600w Hps Sodium? (9 replies)
  142. Vast Price Differences For Cfl's (4 replies)
  143. Is It Worth? (6 replies)
  144. Grostars (38 replies)
  145. 3 Light Questions Plz (6 replies)
  146. A Good Cheap Veg Light Set Up (3 replies)
  147. Help.. (1 reply)
  148. 70w Son-w/i (4 replies)
  149. Anyone Tried Adjustable Ballasts? (built In Dimmer) (4 replies)
  150. Enviros For Full Grow (27 replies)
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