

🛠️ Safety meets precision — don’t compromise on protection!
The Watts Sea 66100 100XL-4 is a compact, 3/4" temperature and pressure relief valve rated for 150 PSI, crafted from durable stainless steel and made in the USA to ensure reliable, long-lasting safety for your plumbing or heating systems.
| Manufacturer | Watts Sea | 
| Brand | WATTS | 
| Model | Watts Sea 66100 100XL-4 3/4" 150 Psi 100Xl-4 T & P Relief Valve | 
| Product Dimensions | 2.54 x 2.54 x 2.54 cm; 136.08 g | 
| Item model number | 66100 100XL-4 | 
| Exterior | Stainless Steel | 
| Manufacturer Part Number | 66100100XL4 | 
| Item Weight | 136 g | 
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