Swimming Pool Grab Rail SR Smith DR-G3D065

No, typically you don't need to drain the pool to replace an underwater light. Most LED fixtures allow for bulb replacement while submerged, but ensure the power is off before proceeding.

Yes, you can replace a 1 HP pump with a 1.5 HP pump, provided the exterior dimensions are the same. However, be cautious about the impeller; while it will fit, it won't pump more water since both motors turn at the same RPM.

The horsepower (HP) of your pool pump should match your pool size and flow rate, which usually ranges from 40 GPM to 80 GPM. Generally, pool pumps range from 0.75 HP to 3 HP. Opting for a higher GPM flow rate can help reduce wear and tear on your pool equipment.