Ludmar House Manufactured Repair Products

With years of expertise in the damp and crack industry, Ludmar offers specialized repair products tailored to address rising damp damage and structural cracks.

STRUCTURE BOND – For Repairing Structural Cracks

Structure Bond is a meticulously formulated thin bed mortar and thin concrete repair solution. It boasts powerful dispersants to ensure maximum crack penetration, a blend of graded aggregates, rapid-hardening cement, and Structure Bond emulsion.

Common Uses Include:

  1. Repair of structural wall cracks.
  2. Repair of rough or worn concrete.
  3. Crack filling and thin concrete repairs from 6mm down to feather-edge.
  4. Joint filler for concrete floors and screeds.
  5. Skim coat application.
  6. Waterproofing concrete balconies and shower cubicles (floors and walls).

Key Features:

  1. Applicable to concrete, masonry, or steel.
  2. Suitable for interior and exterior repairs.
  3. No need for priming or curing.
  4. Repaired floors can return to normal use within 12 hours.
  5. Can be injected into cracks.

Instructions for Use:

  1. Mix 1L Structure Bond with 50ml Structure Bond additive and water to a creamy consistency.
  2. Clean and wet the areas to be repaired.
  3. Apply Structure Bond quickly into cavities and fissures.
  4. Do not mix more than can be used in 20 minutes.
  5. Delay trowelling until the surface has hardened to green strength.

 

WATERPROOF PLASTER – For Replastering and Reinstate Severely Damaged Plaster

Waterproof Plaster is a unique blend of rapid-hardening cement, amorphous silica, graded fine aggregates, and additives that control expansion to compensate for shrinkage.

Properties:

  1. Sets within 2 hours.
  2. Slightly expands on setting to enhance bonding.
  3. Easily applied by hand trowelling.

Surface Preparation:

Cut back all defective areas to a sound base and soak the substrate with water for penetration.

MIXING: Mix mechanically with potable water (do not exceed 4.5 liters per 12kg bag).

PLACING: Apply within 15 minutes of mixing in one continuous operation.

 

STRUCTURE SUPPORT GROUT – For Underpinning Subsiding Foundations and Floors

Structure Grout is a ready-to-use dry powder blend of Portland cement, pre-graded fillers, and additives for controlled expansion and rapid setting.

Expansive Characteristics:

Expansion begins approximately 15 minutes after mixing.

MIXING: Mix with water, then place by pouring or pumping, keeping the unrestrained surface area to a minimum.

 

MEND-A-CRACK – Ready-to-Use Solution with Stretch for Plaster Cracks (Internal and External)

 

SUBSTRATE HARDENER – Chemical Cement Hardener

Uses: Substrate Hardener is used as a concrete hardener for new and old concrete. It improves abrasion and water resistance and provides chemical resistance to concrete surfaces.

Instructions for Use:

Surface to be treated should be free from dust, grease, or oil. New concrete must be 2 weeks old before treatment.

MIXING: Mix with potable water (no more than 4.5 liters per 12kg bag).

PLACING: Apply within 20 minutes.

 

FIBRES – Additive for Cement Mixes

Uses: Fibres is an additive product for all mortar, concrete, and plaster mixes, chemically treated to bond with cement products. Adds strength and better bonding.

Available in: 12mm (100g) and 22mm (250g).

For secure, long-lasting repairs, trust Ludmar’s house-manufactured repair products.