1250 MBH Commercial Condensing, "AMP" Hydronic Boiler, Nat Gas firing fully modulating 5:1 turndown 4-pass, Water tube- Durable 316L Stainless Steel HX 40*^T - 72.8 GPM@ 5.0' Ft Hd, 30*^T - 97 GPM@8.4' Ft Hd, 20*^T - 145.5 GPM@16.7' Ft Hd, 8" Intake/Exhaust 2-1/2" Grooved supply/return connect, 1-1/4" NPT gas 5" Full Color Touch Screen/928 SIT Control 34-1/4" wide x 42-3/4" High x 66-1/8" Depth # AMP-1250 | B2B Storefront