Fittings

Viega 78182 ProPress 1 inch Press Copper Slip Coupling with EPDM Sealing Elements

Viega 79135 ProPress 1 inch Press Lead Free Bronze Union

Parts

APCOM 100074217 Burner Holder Gasket

APCOM 100074222 Igniter Rod

APCOM 100074219 Rod Holder Gasket, For Use With Model T-H3, T-H3S, T-H3J, T-H3M, ATI/GTS/GT 140/240/340/540 Condensing Tankless Water Heater

APCOM 100074229 Type A Manifold Gasket, For Use With Model T-H3, T-H3S, T-H3J, T-H3M, ATI/GTS/GT 140/240/340/540 Condensing Tankless Water Heater

APCOM 100074230 Type B Manifold Gasket, For Use With Model T-H3, T-H3S, T-H3J, T-H3M, ATI/GTS/GT 140/240/340/540 Condensing Tankless Water Heater

Fireproofing Caulk

Rectorseal 66640 Metacaulk 1000 Cartridge Fire Rated Caulking Sealant - 10.3 ounce

Miscellaneous

MAXITROL 12A39 VENT LIMIT DEVICE