How tall should free safety be?
Size requirements for the safety position can vary depending on which team you ask, but the general rule of thumb is taller than 6’0″ and heavier than 200 lbs.
Is it hard to play free safety?
Safety is one of the more challenging positions to play in football. At the same time, though, offenses of today’s game have made playing safety even more difficult. No longer can a player be really good at coverage and not so good at tackling, or really good at tackling but not so good in coverage.
What happens if calcium hardness is too high?
High Calcium Hardness Over time, the pool water will become cloudy and the excess amount of dissolved particles in the pool will cause the water to scale in and around your pool equipment, possibly clogging and blocking the flow of water in and out of the pool, which can damage your pool equipment.
Will low calcium hardness cause cloudy pool?
DIY TIP: In addition to monitoring chlorine levels, it’s important to monitor other aspects of your water chemistry, too. For example, high calcium hardness and TDS levels can contribute to cloudy water conditions, and unbalanced pH and Total Alkalinity can reduce the effectiveness of your other pool chemicals.
How long after adding calcium hardness can I add other chemicals?
A good rule of thumb is to never mix pool chemicals with each other. After adding Calcium Hypochlorite a user should always wait 24 hours before adding chemicals that would alter their pH. Adjusting pH or Total Alkalinty after adding Calcium Hypochlorite can cause the calcium to temporarily cloud the water.
What does adding calcium to a pool do?
Good calcium hardness levels can make managing pool chemistry so much easier and cost effective. Calcium provides stability. It is remarkably consistent when left alone, and when coupled with good LSI management, calcium hardness helps water chemistry behave in a more predictable way.
Can I add shock and muriatic acid at the same time?
Chlorine & Muriatic Acid Perhaps most important note of all, never add chlorine and muriatic acid together in the pool. This creates a dangerous toxic gas that can have severe health consequences if inhaled.
What setting should my filter be on when vacuuming a pool?
To begin vacuuming your pool:
- If you have a sand filter and are vacuuming to waste, set filter to “waste” option.
- Otherwise, leave setting on “filter” and turn pump on to begin vacuuming.
- Vacuum your pool just as you would vacuum your living room, picking up debris or algae as you go.
What setting should my pump be on when vacuuming?
For routine vacuuming, the filter valve is left in the normal “Filter” position. This directs dirty vacuum water through the pool filter to remove the contaminants, then conveys filtered water through return lines back to the pool. The “Filter” setting is used for light to moderate levels of pool sediment.
Do you vacuum a pool on backwash or filter?
8. Vacuuming pool with filter valve in “backwash” position. When a pool is vacuumed with the sand filter valve in the “filter” position, the dirt and debris that passes through the pump ends up inside the filter on top of the bed of sand which is where you want it.
What is the difference between backwash and rinse?
Rinse runs water in the same direction that normal filtering does. Backwash runs it through the sand in the opposite direction. Rinse is to clear any dirt out of the clean side of the sand before you start sending it back to the pool.
Should you backwash or rinse first?
Remember to “rinse the filter after backwashing to recompact the sand in the filter to ensure effective filtration.