tekmar 518 & 519 Installation Video

[@swell_gal]

Could you add a still picture of the wiring, please.

[@subinct]

This woman is beyond gorgeous. Nice product as well.

[@meyou-dv8ns]

I only have two wires i am removing the original one that was here since about 1958

[@sharlazandvliet7957]

Good morning - tekmar has a new 2 wire solution the Invita www.tekmarcontrols.com/products/zoning/564.html

[@mikunan]

Thanks, very informative.

[@MarioSanchez-eb4cu]

Tekmar thormastate