MEMBERSHIPS AT STACK HOUSE GYM MEMBERSHIP PRICES WESTCLIFF-ON-SEAJOIN FROM £30 A MONTH Prices at Westcliff RAYLEIGHJOIN FROM £32.50 A MONTH Prices at Rayleigh ONE TIME ACCESS One Day Pass starting at £8.50 CLASS PASS One Class Pass £8.50 ONE WEEK PASS Monday - Sunday Pass £27.50