Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 86
Fig. 30. Two-Pipe Connection of Radia-tor to Riser and Rfturn. FiS. 31. One-Piije Couneetion of Radia-tor to Ba.sement Main. be sealed with cither a siphon loop or a check-valve, to prevent thesteam from short-circuiting and holding back the condensation in thereturns above. If an overhead supply…
Architecture · Building · Carpentry
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