TYPES:
A5CK10C / A5LC10F (BTU/HR: 9,500)
A5CK15C / A5LC15F (BTU/HR: 12,500)
A5CK20F / A5LC20C (BTU/HR: 18,500)
A5CK25F / A5LC25C (BTU/HR: 23,000)
A5CK30F / A5LC28C (BTU/HR: 28,000)
A5CK30F / A5LC30C (BTU/HR: 30,000)
A5CK35F / A5LC35D (BTU/HR: 36,000)
A5CK40F / A5LC40D (BTU/HR: 42,000)
A5CK50F / A5LC50D (BTU/HR: 46,000)