What are the best methods for sealing joints in PVC water-feature sculptures?

Sealing joints in PVC water-feature sculptures is essential to prevent leaks and ensure longevity. Here are the best methods to achieve a watertight seal:

1. PVC Solvent Cement: Ideal for permanent bonding, this chemically melts and fuses PVC pieces together. Apply evenly and allow sufficient curing time.

2. Silicone Sealant: Flexible and waterproof, silicone is perfect for areas requiring movement. Choose a marine-grade silicone for added durability.

3. Epoxy Putty: Great for filling gaps or repairing cracks. It hardens into a waterproof, durable seal and can be sanded or painted.

4. Teflon Tape: Useful for threaded joints, wrap the tape clockwise around threads before assembly to prevent leaks.

5. Rubber Gaskets: For removable joints, rubber gaskets provide a tight seal without adhesives.

Always clean and dry surfaces before applying any sealant. Test for leaks after sealing to ensure effectiveness. Regular maintenance will keep your PVC water-feature in top condition.