upvc floor trap grating adaptor 4 x 1½ x 1½ floor trap grating husky 08 ftga10040i 250h floor trap floor trap grating adaptor 2 way dome floor trap grating with 1 1 2 spind 6 floor trap spind msia husky 08 ftga10040i 250h floor trap spind mini floor trap spind msia flat floor trap grating with 1 1 2 spind iv floor trap spind msia sansico s2 rr top access floor trap 6 husky 08 ftga10040i 250h floor trap spind i floor trap spind msia