Lochinvar Corp.
ARMOR wall mount models are available with inputs of 125,000 Btu/hr and 199,999 Btu/hr and a 5:1 turndown. Can be installed with direct-vent air intake and exhaust runs up to 100 equivalent feet using PVC, CPVC, polypropylene or AL29-4C stainless steel vent pipe.
Siemens: RapidSBx
John Deere: Z700 ZTrak
ECOsurfaces: Rx Collection
Automated Logic: WebCTRL 11
Kingspan Insulation: Tarecpir