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  1. HVAC
    Howdy folks, so I have a leak in my system, some background: - The system (brand new split unit) had been running ok for about 3.5 years - Currently, there is NO refrigerant AT ALL on the system (R410a) - HVAC specialist added about 300 PSI of nitrogen, and during the next 20, 30 minutes...
  2. HVAC
    Guys pls help : Last year i refilled my freon hoping I did not have a leak and all went well through summer This year lines froze again so I pumped the lines with MAGIC FROST and it worked for 4 months and today the lines are frozen again. i have a 2.5 tonnes Trane TTRo30C100AO .. i believe...
  3. Electrical
    I recently re-piped copper water lines to my attic. They were under the slab here in Carlsbad, CA. I installed a brass ground clamp on the cold water just prior to entering the water heater and attached a #9 Copper Wire to another brass ground clamp secured to the Hot water line near the water...
  4. Plumbing
    hi thanks for the great website, I am a real estate agent, and know little bit about plumbing and the structure, recently I have started to finish my basement which was partially finished, I have designed the basement model and drain lines on the computer. If you get chance to look at it...
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