Hallux valgus is a common deformity of the big toe, defined as medial deflection of the first metatarsal bone along with lateral deflection of the first toe. Surgery has been shown to be b...
The influence of adverse pool water chemistry on the. vinyl was assessed through observation of changes in vinyl. colour, weight, dimensions, tensile strength and elongation. (stretching). The laboratory studies revealed that the factors most. affecting vinyl liners are high chlorine concentration, and.
Considerations. Before putting a swimming pool vinyl liner over a concrete or fiberglass pool's basin surfaces, ensure nothing will rip the new liner. Also, old concrete swimming pool surfaces can be abrasive and wear away at a vinyl liner. Verify that concrete or fiberglass pool surfaces are smooth before putting a vinyl liner over them. A custom-made vinyl liner to accommodate a concrete or fiberglass swimming pool will cost at least a few thousand dollars.