The joints in the _________ of WC seats and nahni trap should be filled with rich cement mortar and cured for 7 days.
(a) Plumbing
(b) Spouts
(c) Traps
(d) Toilet
I got this question in homework.
I'm obligated to ask this question of Water Leakage in chapter Damp Proofing, Water Proofing and Termite Proofing of Construction & Building Materials