Savio foam is a one-component black polyurethane foam is a moisture cured sealant used to fill, insulates bond, and seal.

Price: $15.99

Lube Tube Lubricant Sealant 4oz.

Waterproof Lube Tube Multi-Purpose Lubricant Sealant 4oz.

Features:
Waterproof, non-toxic (USDA H-1), biodegradable, prevents rust and corrosion, compatible with plastic, metal & rubber, non-dripping, non-flammable, non-staining, odorless.

Lubricates and Seals:
O-rings, gaskets, valves, bearings, motors, water filters, marine applications, sliding windows/doors, hinges, locks, snaps, gears, machinery, etc.

Price: $9.49

Atlantic Black Silicone 3 oz

Atlantic Water Gardens Black Pond-Safe Silicone

Pond friendly black silicone.

Used for sealing joints where liner attaches to skimmers, waterfall filters, etc.

Price: $8.99