Manifold Ring Burners are specially adapted to heating of kettles, rinse tanks, vertical boilers, cauldrons, ovens, stereotype pots and similar applications. All Ring Burners are supplied with fixed orifices in pipe threaded spuds which can easily be changed in the field if different drilling is desirable. Adjustable orifices are available on all series at extra cost. When installing ring burners, allow head room for combustion and make provisions for ample secondary air and proper disposal of flue products. This Clearance Item Listing does not include Lojector, Gas Valve or other manifold accessories. Ring Burner only. APPROXIMATE CAPACITY* SPECIFICATIONS - BTU/hr Catalog Number 450 to 600 BTU Gases 3" to 4" W.C. Press. 950 to 1200 BTU Gases 4" to 6" W.C. Press. 2500 to 3200 BTU Gases 9" to 12" W.C. Press. 102 C 128,000 78,000 78,000 151 C 144,000 88,000 88,000 201 C 191,000 115,000 115,000 L-81-C 62,000 37,000 37,000 Note *Capacities shown are based on standard #30MTD port drilling to permit turning down without flashback. Where permissible, greatly increased capacities may be secured by larger drilling. If special drilling is desired, write giving full information. Ships from Canadian Warehouse.