** Marshalls MSLH.L falls as much as 3.7% to 246p; among top pct losers on FTSE 250 .FTMC index
** Natural stone and concrete hard landscaping products maker says continued market uncertainty and 3 mln-pound ($1.2 mln) rise in costs from higher National Insurance Contributions prompted a cautious outlook
** Posts 8% y/y drop in FY24 rev; sees 2024 adjust pre-tax profit within range of market view
** Investec analyst Aynsley Lammin says co's FY25 outlook comments more cautious on pace of recovery and cost increases
** Adds near-term trading to remain difficult and that landscaping business remains relatively weak
** MSLH gained 5% in 2024
($1 = 0.8153 pounds)
(Reporting by Aby Jose Koilparambil in Bengaluru)
((abyjose.koilparambil@thomsonreuters.com))