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  1. Drew80

    Spa pump horsepower

    How did you calculate this? I'm interested to see how each of these variables affects the output
  2. Drew80

    Spa pump horsepower

    I'm sure the pressure doesn't help, but the jets are weak even when the filter is completely clean. As we've determined, there are just too many of them About 25' from the equipment to the pool returns. The spa is a spillover on the other side of the pool - that run is about 40' The ground is...
  3. Drew80

    Spa pump horsepower

    It's dirty right now, so it's at 30. Clean is 20
  4. Drew80

    Spa pump horsepower

    So the mistake was that my pool builder chose to run 2" PVC to 8 jets, and it doesn't seem like there's any good way to fix that short of replumbing (which I'm not going to do). Can I just cap 4 of them to increase pressure on the others?
  5. Drew80

    Spa pump horsepower

    I read something that said 85 GPM is right around the upper limit for 2" pipe, so it seems like I should be ok-ish to bump up the pressure. That article is here: http://www.aquapoolstore.com/pumps/Hayward-Pool-Pump-Selection.htm The pump is a Hayward SP3215X20. It's uprated. I have no idea what...
  6. Drew80

    Spa pump horsepower

    2" pipe. Single pump, goes through the filter. I can't seem to find anything about flow rate for the jets. They're standard 3" Waterway jets, like this one...
  7. Drew80

    Spa pump horsepower

    I have a 1,250 gallon spa with 8 jets, and I have a single speed 2HP pump that powers both it and my pool. The 3 jets in the pool are really strong, but the pump isn't strong enough for the 8 jets in the spa. The jet inserts barely spin and the water doesn't ripple at all. What HP pump would I...
  8. Drew80

    Closed cell foam spa blanket

    Wow, thanks for the info. Your times are about right. I've been using 1.5 hours as my go-to estimate lately
  9. Drew80

    Closed cell foam spa blanket

    True. I don't have an automated backup method. I have bleach if I need it, but I've only ever used it for shocking
  10. Drew80

    Closed cell foam spa blanket

    I have a salt generator, so it just chlorinates when I circulate
  11. Drew80

    Closed cell foam spa blanket

    Hmm. With the blanket over it, is it ok to not circulate the spa water? The chlorine shouldn't evaporate off since the blanket will keep it in
  12. Drew80

    Closed cell foam spa blanket

    I set my pool and spa to circulate separately in the winter for this reason, and I have a solar blanket but it doesn't seem to do much. I was thinking that closed cell foam pads would have a higher R-value, so they might do a better job
  13. Drew80

    Closed cell foam spa blanket

    I have a 7x11 1,250-gallon in-ground spa, and it takes FOREVER to warm up. I've read on some other forums about people who have had closed-cell foam blankets custom made that float on top of the water and add insulation. That would theoretically save gas and, more importantly, reduce the time to...
  14. Drew80

    In-ground covers?

    Right, as I mentioned in my first post, I was trying to find a traditional 3" spa cover that would fit inside the coping and float on the water. That would provide thermal protection and not let air out of the spillover. But...I don't think that exists, so looks like a bubble cover is my best...
  15. Drew80

    In-ground covers?

    Yep, I'm good on the automation side. I was hoping someone had some experience with the spa covers, but might be wishful thinking. I'm also not sure a "floating spa cover" is even a thing. It seems like a cover built out of foam would float, but I just called a manufacturer here in town and...
  16. Drew80

    In-ground covers?

    Updated my signature with equipment I use a SWG, so I would just program the panel to run the pool and spa separately without spillover. We do tend to use the spa every day or every other day in the winter. I don't like standalone spas, plus I just installed this one so it's going to have to do
  17. Drew80

    In-ground covers?

    I should clarify. If it's already at ambient temperature, I agree that it won't heat up any faster with the cover. My thought is that the cover will keep the water warm for longer after use. So if we used it the previous night and the cover has kept the temperature at around 80 instead of...
  18. Drew80

    In-ground covers?

    So I just built a new pool/spa with spillover. My spa is about 7x11 (big) and it takes about 1.5 hours to heat up using a 350k BTU Hayward. I was thinking that putting in a cover might save money and possibly help it heat up faster. I'm not sure it's worth the cost (I'm in Texas, so it doesn't...