Dyma’r fersiwn wreiddiol (fel y’i gwnaed yn wreiddiol).
16.—(1) Every pipe supplying water connected to a storage cistern shall be fitted with an effective adjustable valve capable of shutting off the inflow of water at a suitable level below the overflowing level of the cistern.
(2) Every inlet to a storage cistern, combined feed and expansion cistern, WC flushing cistern or urinal flushing cistern shall be fitted with a servicing value on the inlet pipe adjacent to the cistern.
(3) Every storage cistern, except one supplying water to the primary circuit of a heating system, shall be fitted with a servicing valve on the outlet pipe.
(4) Every storage cistern shall be fitted with–
(a)an overflow pipe, with a suitable means of warning of an impending overflow, which excludes insects;
(b)a cover positioned so as to exclude light and insects; and
(c)thermal insulation to minimize freezing or undue warming.
(5) Every storage cistern shall be so installed as to minimize the risk of contamination of stored water. The cistern shall be of an appropriate size, and the pipe connections to the cistern shall be so positioned, as to allow free circulation and to prevent areas of stagnant water from developing.
Mae’r holl gynnwys ar gael dan Drwydded Llywodraeth Agored v3.0 ac eithrio ble nodir yn wahanol. Yn ychwanegol mae’r safle hwn â chynnwys sy’n deillio o EUR-Lex, a ailddefnyddiwyd dan delerau Penderfyniad y Comisiwn 2011/833/EU ar ailddefnyddio dogfennau o sefydliadau’r UE. Am ragor o wybodaeth gweler ddatganiad cyhoeddus Swyddfa Gyhoeddiadau’r UE ar ailddefnyddio.
