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vdw 833
joint mortar xtreme plus 835
resin jointing compound
2 part mixing assembly
  1. vdw 833
  2. joint mortar xtreme plus 835
  3. resin jointing compound
  4. 2 part mixing assembly

GFTK Xtreme VDW 833,Resin Joint Sand 55 lbs

$124.00

This self-compacting, water-permeable resin joint compound is ideal for light to medium traffic and joint widths from 3/8”. The 2 Part Resin Mixer Assembly Is Required For Use

  • Water permeable
  • Self-compacting
  • Can be applied to ground temperatures of > 37°F
  • It can be applied in the rain

This product is in stock, but requires a special order. Call our sales office for info and colors.

Check Out The GftK Xtreme VDW 833 Data Sheet

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Call (717) 354-5570 To Order

30-Day Returns Guaranteed

Reliable Shipping

SKU: GFTK833XB Categories: , Brand:

GFTK Consumption Calculator

Use This GFTK calculator to find out how much product you need!

Please Note For The Calculator:
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Please ensure that a 0. is listed where the dimensions are under an inch.

product Specs

Water PermeabilityVery high
UV/ColorHigh UV resistance; very high resistance to yellowing; initial gloss fades with UV
Aggregate CompatibilityClean aggregates 1/16”–1”; suitable for glass chippings; suitable for damp (not wet) aggregates
Application TimeApprox. 30 minutes at 20°C / 68°F; faster in heat, slower in cold
Application Temperature2–26°C / 37–80°F; do not lay on frozen ground
Minimum Depth1.5” for aggregates < 1/2”; for aggregates > 1/2”: depth = 3× avg. diameter
Mixing Ratio (per 5 kg unit)Binds up to ~240 lbs aggregate (~160 lbs glass chippings)
Small Batch MarkingsA & B bottles have 1/4 markings; each 1/4 mixes with max 60 lbs aggregate
ToolsHeavy‑duty paddle/drill mixer or gravity mixer, large tub, shovel, screeding tools, trowels
Working NotesMaterial gets sticky/harder to work after ~30 minutes or at higher temps
Storage Life24 months unopened in sealed, undamaged packaging; dry, frost‑free; do not store above 20°C / 68°F
Pressure WashingPressure washer friendly

What Is GFTK Resin Joint Compound?

GFTK has led epoxy-based paving joint mortars for 30+ years. This high‑quality, durable resin joint sand suits light to heavy traffic and can be used on patios and driveways. It outlasts poly and wet sand, reducing maintenance worries long term.

VDW 833 suits small-format stone or concrete pavers in medium–heavy traffic, including driveways. Ideal for contractors, it delivers patios that last 20+ years—outperforming poly and wet sand.

Check out more details on the VDW 833 by reading through the spec sheet for more technical information.

resin jointing compound

Fully Water Permeable

Not only is the VDW 833 resin jointing compound durable, but it’s also permeable!

Applicable in the Rain

Apply GFTK products even in rain—they perform just as well when installed wet.

Long Lifespan

VDW 833 delivers 20+ years of performance with minimal maintenance, making it a better long‑term value than poly or wet sand despite the higher upfront cost.

About Resin Jointing Sand

Epoxy jointing compounds are newer in North America but backed by 30+ years of R&D and European use. They’re more technical than poly or wet sands: components must be mixed, and the 2 Part Resin Mixer Assembly is required.The 2 Part Resin Mixer Assembly Is Required For Use.

Watch the Tussey Landscape video for a deeper look at GFTK vs. poly/wet sand, plus pros/cons, cost, efficiency, and an installation guide—recommended before you start.

Weight 55 lbs
Dimensions 11 × 55 × 21 in

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Concrete Mixes FAQs

One-part resin sands handle pedestrian areas and narrow joints. Two-part epoxy mortars are built for medium to heavy vehicular traffic, driveways, and wide joints. Concrete additives boost standard bagged concrete for custom paver edging, while trass bedding mortars and bonding slurries create stable, permeable bases for heavy stone or porcelain.

Most resin and epoxy joint compounds can be installed on damp paving and during light rain. Bedding mortars, bonding slurries, and concrete edging mixes need dry weather during application to set correctly.

Higher temperatures speed up curing and shorten your working window to about 30 minutes, so work quickly and clean surface residue off immediately. Cooler temperatures slow curing down. Do not apply mixes on frozen ground or when surface temperatures fall below 37°F.

Self-compacting joint mortars flow into voids naturally when worked across the surface with water and a squeegee. This eliminates air pockets and builds a tight bond without needing mechanical compaction equipment.

Keep the paving surface wet during application, clean off excess material within 5 minutes, and rinse thoroughly. Sweep away remaining fine particles with a damp coconut fiber brush without pooling water. Any slight residual film will weather away naturally under UV light and foot traffic.

Permeable bedding lets water drain freely to the sub-base, preventing standing water, efflorescence, and freeze-thaw damage beneath natural stone, pavers, or tile.

Most joint mortars and bedding systems accept foot traffic after 24 hours. Wait 3 to 7 days for full curing before opening the area to heavy vehicular traffic.

Adding an admixture package to dry, standard bagged concrete introduces synthetic fibers, shrink control, and waterproofing. This increases flexural strength by over 700%, helps seal micro-cracks, and prevents edge breakdown along driveways and walkways.

Apply a bonding slurry to the back of porcelain, natural stone, or pavers before placing them into a fresh mortar bed. This wet-to-wet application creates a high-strength monolithic bond that keeps tiles and pavers from popping loose under heavy loads.

Use clean, washed aggregate between 1/16 in and 1 in in diameter, including glass chippings. Stones can be slightly damp, but dirty, dusty, or soaked aggregate will prevent proper epoxy bonding and weaken the final surface.

Begin Your Project journey at our showroom

Visit our 5,000 square feet indoor hardscape materials showroom in New Holland, PA where you will find hardscape layouts, outdoor kitchen ideas, patio paver designs, patio lighting features, and our high-quality patio furniture all on display. Find the colors and textures that best complement your style, and a guide to help you choose the best combinations for your hardscape project in New Holland, PA. Here you will find hundreds of hardscape materials on display along with a full display of backyard and patio ideas.

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